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Properties

Label 714.10
Order \( 2 \cdot 3 \cdot 7 \cdot 17 \)
Exponent \( 2 \cdot 3 \cdot 7 \cdot 17 \)
Nilpotent no
Solvable yes
$\card{G^{\mathrm{ab}}}$ \( 2 \cdot 17 \)
$\card{Z(G)}$ \( 17 \)
$\card{\Aut(G)}$ \( 2^{6} \cdot 3^{2} \cdot 7 \)
$\card{\mathrm{Out}(G)}$ \( 2^{5} \cdot 3 \)
Perm deg. $27$
Trans deg. $357$
Rank $2$

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Show commands: Gap / Magma / SageMath

Copy content magma:G := SmallGroup(714, 10);
 
Copy content gap:G := SmallGroup(714, 10);
 
Copy content sage_gap:G = libgap.SmallGroup(714, 10)
 
Copy content comment:Define the group as a permutation group
 
Copy content sage:G = PermutationGroup(['(2,3)(4,5)(6,7)(9,10)', '(11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27)', '(8,9,10)', '(1,2,4,6,7,5,3)'])
 

Group information

Description:$C_{17}\times D_{21}$
Order: \(714\)\(\medspace = 2 \cdot 3 \cdot 7 \cdot 17 \)
Copy content comment:Order of the group
 
Copy content magma:Order(G);
 
Copy content gap:Order(G);
 
Copy content sage:G.order()
 
Copy content sage_gap:G.Order()
 
Exponent: \(714\)\(\medspace = 2 \cdot 3 \cdot 7 \cdot 17 \)
Copy content comment:Exponent of the group
 
Copy content magma:Exponent(G);
 
Copy content gap:Exponent(G);
 
Copy content sage:G.exponent()
 
Copy content sage_gap:G.Exponent()
 
Automorphism group:$C_{16}\times S_3\times F_7$, of order \(4032\)\(\medspace = 2^{6} \cdot 3^{2} \cdot 7 \)
Copy content comment:Automorphism group
 
Copy content gap:AutomorphismGroup(G);
 
Copy content magma:AutomorphismGroup(G);
 
Copy content sage_gap:G.AutomorphismGroup()
 
Composition factors:$C_2$, $C_3$, $C_7$, $C_{17}$
Copy content comment:Composition factors of the group
 
Copy content magma:CompositionFactors(G);
 
Copy content gap:CompositionSeries(G);
 
Copy content sage:G.composition_series()
 
Copy content sage_gap:G.CompositionSeries()
 
Derived length:$2$
Copy content comment:Derived length of the group
 
Copy content magma:DerivedLength(G);
 
Copy content gap:DerivedLength(G);
 
Copy content sage_gap:G.DerivedLength()
 

This group is nonabelian, a Z-group (hence solvable, supersolvable, monomial, metacyclic, metabelian, and an A-group), and hyperelementary for $p = 2$.

Copy content comment:Determine if the group G is abelian
 
Copy content magma:IsAbelian(G);
 
Copy content gap:IsAbelian(G);
 
Copy content sage:G.is_abelian()
 
Copy content sage_gap:G.IsAbelian()
 
Copy content comment:Determine if the group G is cyclic
 
Copy content magma:IsCyclic(G);
 
Copy content gap:IsCyclic(G);
 
Copy content sage:G.is_cyclic()
 
Copy content sage_gap:G.IsCyclic()
 
Copy content comment:Determine if the group G is nilpotent
 
Copy content magma:IsNilpotent(G);
 
Copy content gap:IsNilpotentGroup(G);
 
Copy content sage:G.is_nilpotent()
 
Copy content sage_gap:G.IsNilpotentGroup()
 
Copy content comment:Determine if the group G is solvable
 
Copy content magma:IsSolvable(G);
 
Copy content gap:IsSolvableGroup(G);
 
Copy content sage:G.is_solvable()
 
Copy content sage_gap:G.IsSolvableGroup()
 
Copy content comment:Determine if the group G is supersolvable
 
Copy content gap:IsSupersolvableGroup(G);
 
Copy content sage:G.is_supersolvable()
 
Copy content sage_gap:G.IsSupersolvableGroup()
 
Copy content comment:Determine if the group G is simple
 
Copy content magma:IsSimple(G);
 
Copy content gap:IsSimpleGroup(G);
 
Copy content sage_gap:G.IsSimpleGroup()
 

Group statistics

Copy content comment:Compute statistics for the group G
 
Copy content magma:// Magma code to output the first two rows of the group statistics table element_orders := [Order(g) : g in G]; orders := Set(element_orders); printf "Orders: %o\n", orders; printf "Elements: %o %o\n", [#[x : x in element_orders | x eq n] : n in orders], Order(G); cc_orders := [cc[1] : cc in ConjugacyClasses(G)]; printf "Conjugacy classes: %o %o\n", [#[x : x in cc_orders | x eq n] : n in orders], #cc_orders;
 
Copy content gap:# Gap code to output the first two rows of the group statistics table element_orders := List(Elements(G), g -> Order(g)); orders := Set(element_orders); Print("Orders: ", orders, "\n"); element_counts := List(orders, n -> Length(Filtered(element_orders, x -> x = n))); Print("Elements: ", element_counts, " ", Size(G), "\n"); cc_orders := List(ConjugacyClasses(G), cc -> Order(Representative(cc))); cc_counts := List(orders, n -> Length(Filtered(cc_orders, x -> x = n))); Print("Conjugacy classes: ", cc_counts, " ", Length(ConjugacyClasses(G)), "\n");
 
Copy content sage:# Sage code to output the first two rows of the group statistics table element_orders = [g.order() for g in G] orders = sorted(list(set(element_orders))) print("Orders:", orders) print("Elements:", [element_orders.count(n) for n in orders], G.order()) cc_orders = [cc[0].order() for cc in G.conjugacy_classes()] print("Conjugacy classes:", [cc_orders.count(n) for n in orders], len(cc_orders))
 

Order 1 2 3 7 17 21 34 51 119 357
Elements 1 21 2 6 16 12 336 32 96 192 714
Conjugacy classes   1 1 1 3 16 6 16 16 48 96 204
Divisions 1 1 1 1 1 1 1 1 1 1 10
Autjugacy classes 1 1 1 1 1 1 1 1 1 1 10

Copy content comment:Compute statistics about the characters of G
 
Copy content magma:// Outputs [<d_1,c_1>, <d_2,c_2>, ...] where c_i is the number of irr. complex chars. of G with degree d_i CharacterDegrees(G);
 
Copy content gap:# Outputs [[d_1,c_1], [d_2,c_2], ...] where c_i is the number of irr. complex chars. of G with degree d_i CharacterDegrees(G);
 
Copy content sage:# Outputs [[d_1,c_1], [d_2,c_2], ...] where c_i is the number of irr. complex chars. of G with degree d_i character_degrees = [c[0] for c in G.character_table()] [[n, character_degrees.count(n)] for n in set(character_degrees)]
 
Copy content sage_gap:G.CharacterDegrees()
 

Dimension 1 2 6 12 16 32 96 192
Irr. complex chars.   34 170 0 0 0 0 0 0 204
Irr. rational chars. 2 1 1 1 2 1 1 1 10

Minimal presentations

Permutation degree:$27$
Transitive degree:$357$
Rank: $2$
Inequivalent generating pairs: $54$

Minimal degrees of faithful linear representations

Over $\mathbb{C}$ Over $\mathbb{R}$ Over $\mathbb{Q}$
Irreducible 2 4 192
Arbitrary 2 4 24

Constructions

Show commands: Gap / Magma / SageMath


Presentation: $\langle a, b \mid a^{2}=b^{357}=1, b^{a}=b^{188} \rangle$ Copy content Toggle raw display
Copy content comment:Define the group with the given generators and relations
 
Copy content magma:G := PCGroup([4, -2, -3, -7, -17, 3009, 29, 4970, 94]); a,b := Explode([G.1, G.2]); AssignNames(~G, ["a", "b", "b3", "b21"]);
 
Copy content gap:G := PcGroupCode(1151997884743156063,714); a := G.1; b := G.2;
 
Copy content sage:# This uses Sage's interface to GAP, as Sage (currently) has no native support for PC groups G = gap.new('PcGroupCode(1151997884743156063,714)'); a = G.1; b = G.2;
 
Copy content sage_gap:# This uses Sage's interface to GAP, as Sage (currently) has no native support for PC groups G = gap.new('PcGroupCode(1151997884743156063,714)'); a = G.1; b = G.2;
 
Permutation group:Degree $27$ $\langle(2,3)(4,5)(6,7)(9,10), (11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27), (8,9,10), (1,2,4,6,7,5,3)\rangle$ Copy content Toggle raw display
Copy content comment:Define the group as a permutation group
 
Copy content magma:G := PermutationGroup< 27 | (2,3)(4,5)(6,7)(9,10), (11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27), (8,9,10), (1,2,4,6,7,5,3) >;
 
Copy content gap:G := Group( (2,3)(4,5)(6,7)(9,10), (11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27), (8,9,10), (1,2,4,6,7,5,3) );
 
Copy content sage:G = PermutationGroup(['(2,3)(4,5)(6,7)(9,10)', '(11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27)', '(8,9,10)', '(1,2,4,6,7,5,3)'])
 
Direct product: $C_{17}$ $\, \times\, $ $D_{21}$
Semidirect product: $C_{51}$ $\,\rtimes\,$ $D_7$ $C_{119}$ $\,\rtimes\,$ $S_3$ $C_{357}$ $\,\rtimes\,$ $C_2$ $C_{21}$ $\,\rtimes\,$ $C_{34}$ all 6
Trans. wreath product: not isomorphic to a non-trivial transitive wreath product

Elements of the group are displayed as words in the presentation generators from the presentation above.

Homology

Abelianization: $C_{34} \simeq C_{2} \times C_{17}$
Copy content comment:The abelianization of the group
 
Copy content magma:quo< G | CommutatorSubgroup(G) >;
 
Copy content gap:FactorGroup(G, DerivedSubgroup(G));
 
Copy content sage:G.quotient(G.commutator())
 
Schur multiplier: $C_1$
Copy content comment:The Schur multiplier of the group
 
Copy content gap:AbelianInvariantsMultiplier(G);
 
Copy content sage:G.homology(2)
 
Copy content sage_gap:G.AbelianInvariantsMultiplier()
 
Commutator length: $1$
Copy content comment:The commutator length of the group
 
Copy content gap:CommutatorLength(G);
 
Copy content sage_gap:G.CommutatorLength()
 

Subgroups

Copy content comment:List of subgroups of the group
 
Copy content magma:Subgroups(G);
 
Copy content gap:AllSubgroups(G);
 
Copy content sage:G.subgroups()
 
Copy content sage_gap:G.AllSubgroups()
 

There are 72 subgroups in 16 conjugacy classes, 10 normal, and all normal subgroups are characteristic.

Characteristic subgroups are shown in this color.

Special subgroups

Center: $Z \simeq$ $C_{17}$ $G/Z \simeq$ $D_{21}$
Copy content comment:Center of the group
 
Copy content magma:Center(G);
 
Copy content gap:Center(G);
 
Copy content sage:G.center()
 
Copy content sage_gap:G.Center()
 
Commutator: $G' \simeq$ $C_{21}$ $G/G' \simeq$ $C_{34}$
Copy content comment:Commutator subgroup of the group G
 
Copy content magma:CommutatorSubgroup(G);
 
Copy content gap:DerivedSubgroup(G);
 
Copy content sage:G.commutator()
 
Copy content sage_gap:G.DerivedSubgroup()
 
Frattini: $\Phi \simeq$ $C_1$ $G/\Phi \simeq$ $C_{17}\times D_{21}$
Copy content comment:Frattini subgroup of the group G
 
Copy content magma:FrattiniSubgroup(G);
 
Copy content gap:FrattiniSubgroup(G);
 
Copy content sage:G.frattini_subgroup()
 
Copy content sage_gap:G.FrattiniSubgroup()
 
Fitting: $\operatorname{Fit} \simeq$ $C_{357}$ $G/\operatorname{Fit} \simeq$ $C_2$
Copy content comment:Fitting subgroup of the group G
 
Copy content magma:FittingSubgroup(G);
 
Copy content gap:FittingSubgroup(G);
 
Copy content sage:G.fitting_subgroup()
 
Copy content sage_gap:G.FittingSubgroup()
 
Radical: $R \simeq$ $C_{17}\times D_{21}$ $G/R \simeq$ $C_1$
Copy content comment:Radical of the group G
 
Copy content magma:Radical(G);
 
Copy content gap:SolvableRadical(G);
 
Copy content sage_gap:G.SolvableRadical()
 
Socle: $\operatorname{soc} \simeq$ $C_{357}$ $G/\operatorname{soc} \simeq$ $C_2$
Copy content comment:Socle of the group G
 
Copy content magma:Socle(G);
 
Copy content gap:Socle(G);
 
Copy content sage:G.socle()
 
Copy content sage_gap:G.Socle()
 
2-Sylow subgroup: $P_{ 2 } \simeq$ $C_2$
3-Sylow subgroup: $P_{ 3 } \simeq$ $C_3$
7-Sylow subgroup: $P_{ 7 } \simeq$ $C_7$
17-Sylow subgroup: $P_{ 17 } \simeq$ $C_{17}$

Subgroup diagram and profile

For the default diagram, subgroups are sorted vertically by the number of prime divisors (counted with multiplicity) in their orders.
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Subgroup information

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Series

Derived series $C_{17}\times D_{21}$ $\rhd$ $C_{21}$ $\rhd$ $C_1$
Copy content comment:Derived series of the group GF
 
Copy content magma:DerivedSeries(G);
 
Copy content gap:DerivedSeriesOfGroup(G);
 
Copy content sage:G.derived_series()
 
Copy content sage_gap:G.DerivedSeriesOfGroup()
 
Chief series $C_{17}\times D_{21}$ $\rhd$ $C_{357}$ $\rhd$ $C_{119}$ $\rhd$ $C_{17}$ $\rhd$ $C_1$
Copy content comment:Chief series of the group G
 
Copy content magma:ChiefSeries(G);
 
Copy content gap:ChiefSeries(G);
 
Copy content sage_gap:G.ChiefSeries()
 
Lower central series $C_{17}\times D_{21}$ $\rhd$ $C_{21}$
Copy content comment:The lower central series of the group G
 
Copy content magma:LowerCentralSeries(G);
 
Copy content gap:LowerCentralSeriesOfGroup(G);
 
Copy content sage:G.lower_central_series()
 
Copy content sage_gap:G.LowerCentralSeriesOfGroup()
 
Upper central series $C_1$ $\lhd$ $C_{17}$
Copy content comment:The upper central series of the group G
 
Copy content magma:UpperCentralSeries(G);
 
Copy content gap:UpperCentralSeriesOfGroup(G);
 
Copy content sage:G.upper_central_series()
 
Copy content sage_gap:G.UpperCentralSeriesOfGroup()
 

Supergroups

This group is a maximal subgroup of 4 larger groups in the database.

This group is a maximal quotient of 2 larger groups in the database.

Character theory

Copy content comment:Character table
 
Copy content magma:CharacterTable(G); // Output not guaranteed to exactly match the LMFDB table
 
Copy content gap:CharacterTable(G); # Output not guaranteed to exactly match the LMFDB table
 
Copy content sage:G.character_table() # Output not guaranteed to exactly match the LMFDB table
 
Copy content sage_gap:G.CharacterTable() # Output not guaranteed to exactly match the LMFDB table
 

Complex character table

See the $204 \times 204$ character table (warning: may be slow to load). Alternatively, you may search for characters of this group with desired properties.

Rational character table

1A 2A 3A 7A 17A 21A 34A 51A 119A 357A
Size 1 21 2 6 16 12 336 32 96 192
2 P 1A 1A 3A 7A 17A 21A 17A 51A 119A 357A
3 P 1A 2A 1A 7A 17A 7A 34A 17A 119A 119A
7 P 1A 2A 3A 1A 17A 3A 34A 51A 17A 51A
17 P 1A 2A 3A 7A 1A 21A 2A 3A 7A 21A
714.10.1a 1 1 1 1 1 1 1 1 1 1
714.10.1b 1 −1 1 1 1 1 −1 1 1 1
714.10.1c 16 16 16 16 −1 16 −1 −1 −1 −1
714.10.1d 16 −16 16 16 −1 16 1 −1 −1 −1
714.10.2a 2 0 −1 2 2 −1 0 −1 2 −1
714.10.2b 6 0 6 −1 6 −1 0 6 −1 −1
714.10.2c 12 0 −6 −2 12 1 0 −6 −2 1
714.10.2d 32 0 −16 32 −2 −16 0 1 −2 1
714.10.2e 96 0 96 −16 −6 −16 0 −6 1 1
714.10.2f 192 0 −96 −32 −12 16 0 6 2 −1