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Properties

Label 6.2.17368153.1
Degree $6$
Signature $[2, 2]$
Discriminant $11\cdot 31^{3}\cdot 53$
Root discriminant $16.09$
Ramified primes $11, 31, 53$
Class number $2$
Class group $[2]$
Galois group $S_4\times C_2$ (as 6T11)

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Show commands for: Magma / SageMath / Pari/GP

magma: R<x> := PolynomialRing(Rationals()); K<a> := NumberField(R![-232, -24, -34, 17, 4, -3, 1]);
 
sage: x = polygen(QQ); K.<a> = NumberField(x^6 - 3*x^5 + 4*x^4 + 17*x^3 - 34*x^2 - 24*x - 232)
 
gp: K = bnfinit(x^6 - 3*x^5 + 4*x^4 + 17*x^3 - 34*x^2 - 24*x - 232, 1)
 

Normalized defining polynomial

\( x^{6} - 3 x^{5} + 4 x^{4} + 17 x^{3} - 34 x^{2} - 24 x - 232 \)

magma: DefiningPolynomial(K);
 
sage: K.defining_polynomial()
 
gp: K.pol
 

Invariants

Degree:  $6$
magma: Degree(K);
 
sage: K.degree()
 
gp: poldegree(K.pol)
 
Signature:  $[2, 2]$
magma: Signature(K);
 
sage: K.signature()
 
gp: K.sign
 
Discriminant:  \(17368153=11\cdot 31^{3}\cdot 53\)
magma: Discriminant(Integers(K));
 
sage: K.disc()
 
gp: K.disc
 
Root discriminant:  $16.09$
magma: Abs(Discriminant(Integers(K)))^(1/Degree(K));
 
sage: (K.disc().abs())^(1./K.degree())
 
gp: abs(K.disc)^(1/poldegree(K.pol))
 
Ramified primes:  $11, 31, 53$
magma: PrimeDivisors(Discriminant(Integers(K)));
 
sage: K.disc().support()
 
gp: factor(abs(K.disc))[,1]~
 
This field is not Galois over $\Q$.
This is not a CM field.

Integral basis (with respect to field generator \(a\))

$1$, $a$, $a^{2}$, $a^{3}$, $\frac{1}{2} a^{4} - \frac{1}{2} a^{3} - \frac{1}{2} a$, $\frac{1}{43324} a^{5} + \frac{7565}{43324} a^{4} + \frac{5230}{10831} a^{3} + \frac{16681}{43324} a^{2} - \frac{2181}{21662} a + \frac{312}{10831}$

magma: IntegralBasis(K);
 
sage: K.integral_basis()
 
gp: K.zk
 

Class group and class number

$C_{2}$, which has order $2$

magma: ClassGroup(K);
 
sage: K.class_group().invariants()
 
gp: K.clgp
 

Unit group

magma: UK, f := UnitGroup(K);
 
sage: UK = K.unit_group()
 
Rank:  $3$
magma: UnitRank(K);
 
sage: UK.rank()
 
gp: K.fu
 
Torsion generator:  \( -1 \) (order $2$)
magma: K!f(TU.1) where TU,f is TorsionUnitGroup(K);
 
sage: UK.torsion_generator()
 
gp: K.tu[2]
 
Fundamental units:  \( \frac{73}{21662} a^{5} - \frac{68}{10831} a^{4} - \frac{11}{21662} a^{3} + \frac{4641}{21662} a^{2} - \frac{4327}{21662} a + \frac{2228}{10831} \),  \( \frac{441}{43324} a^{5} + \frac{217}{43324} a^{4} - \frac{573}{10831} a^{3} - \frac{8759}{43324} a^{2} - \frac{8693}{21662} a - \frac{3211}{10831} \),  \( \frac{23}{43324} a^{5} + \frac{699}{43324} a^{4} + \frac{1149}{10831} a^{3} - \frac{6253}{43324} a^{2} + \frac{14823}{21662} a + \frac{39669}{10831} \)
magma: [K!f(g): g in Generators(UK)];
 
sage: UK.fundamental_units()
 
gp: K.fu
 
Regulator:  \( 9.04501888571 \)
magma: Regulator(K);
 
sage: K.regulator()
 
gp: K.reg
 

Galois group

$C_2\times S_4$ (as 6T11):

magma: GaloisGroup(K);
 
sage: K.galois_group(type='pari')
 
gp: polgalois(K.pol)
 
A solvable group of order 48
The 10 conjugacy class representatives for $S_4\times C_2$
Character table for $S_4\times C_2$

Intermediate fields

3.1.31.1

Fields in the database are given up to isomorphism. Isomorphic intermediate fields are shown with their multiplicities.

Sibling algebras

Twin sextic algebra: 4.2.10536559.1 $\times$ \(\Q(\sqrt{-583}) \)
Degree 6 sibling: 6.0.560263.1
Degree 8 siblings: Deg 8, Deg 8
Degree 12 siblings: Deg 12, Deg 12, Deg 12, Deg 12, Deg 12, Deg 12
Degree 16 sibling: Deg 16
Degree 24 siblings: data not computed

Frobenius cycle types

$p$ 2 3 5 7 11 13 17 19 23 29 31 37 41 43 47 53 59
Cycle type ${\href{/LocalNumberField/2.3.0.1}{3} }^{2}$ ${\href{/LocalNumberField/3.4.0.1}{4} }{,}\,{\href{/LocalNumberField/3.2.0.1}{2} }$ ${\href{/LocalNumberField/5.6.0.1}{6} }$ ${\href{/LocalNumberField/7.6.0.1}{6} }$ R ${\href{/LocalNumberField/13.4.0.1}{4} }{,}\,{\href{/LocalNumberField/13.2.0.1}{2} }$ ${\href{/LocalNumberField/17.2.0.1}{2} }^{2}{,}\,{\href{/LocalNumberField/17.1.0.1}{1} }^{2}$ ${\href{/LocalNumberField/19.3.0.1}{3} }^{2}$ ${\href{/LocalNumberField/23.4.0.1}{4} }{,}\,{\href{/LocalNumberField/23.2.0.1}{2} }$ ${\href{/LocalNumberField/29.2.0.1}{2} }^{2}{,}\,{\href{/LocalNumberField/29.1.0.1}{1} }^{2}$ R ${\href{/LocalNumberField/37.4.0.1}{4} }{,}\,{\href{/LocalNumberField/37.1.0.1}{1} }^{2}$ ${\href{/LocalNumberField/41.3.0.1}{3} }^{2}$ ${\href{/LocalNumberField/43.4.0.1}{4} }{,}\,{\href{/LocalNumberField/43.2.0.1}{2} }$ ${\href{/LocalNumberField/47.2.0.1}{2} }^{2}{,}\,{\href{/LocalNumberField/47.1.0.1}{1} }^{2}$ R ${\href{/LocalNumberField/59.3.0.1}{3} }^{2}$

In the table, R denotes a ramified prime. Cycle lengths which are repeated in a cycle type are indicated by exponents.

magma: p := 7; // to obtain a list of $[e_i,f_i]$ for the factorization of the ideal $p\mathcal{O}_K$:
 
magma: idealfactors := Factorization(p*Integers(K)); // get the data
 
magma: [<primefactor[2], Valuation(Norm(primefactor[1]), p)> : primefactor in idealfactors];
 
sage: p = 7; # to obtain a list of $[e_i,f_i]$ for the factorization of the ideal $p\mathcal{O}_K$:
 
sage: [(e, pr.norm().valuation(p)) for pr,e in K.factor(p)]
 
gp: p = 7; \\ to obtain a list of $[e_i,f_i]$ for the factorization of the ideal $p\mathcal{O}_K$:
 
gp: idealfactors = idealprimedec(K, p); \\ get the data
 
gp: vector(length(idealfactors), j, [idealfactors[j][3], idealfactors[j][4]])
 

Local algebras for ramified primes

$p$LabelPolynomial $e$ $f$ $c$ Galois group Slope content
$11$11.2.0.1$x^{2} - x + 7$$1$$2$$0$$C_2$$[\ ]^{2}$
11.2.0.1$x^{2} - x + 7$$1$$2$$0$$C_2$$[\ ]^{2}$
11.2.1.1$x^{2} - 11$$2$$1$$1$$C_2$$[\ ]_{2}$
31Data not computed
$53$53.2.0.1$x^{2} - x + 5$$1$$2$$0$$C_2$$[\ ]^{2}$
53.2.0.1$x^{2} - x + 5$$1$$2$$0$$C_2$$[\ ]^{2}$
53.2.1.2$x^{2} + 106$$2$$1$$1$$C_2$$[\ ]_{2}$

Artin representations

Label Dimension Conductor Defining polynomial of Artin field $G$ Ind $\chi(c)$
* 1.1.1t1.1c1$1$ $1$ $x$ $C_1$ $1$ $1$
1.11_53.2t1.1c1$1$ $ 11 \cdot 53 $ $x^{2} - x + 146$ $C_2$ (as 2T1) $1$ $-1$
1.31.2t1.1c1$1$ $ 31 $ $x^{2} - x + 8$ $C_2$ (as 2T1) $1$ $-1$
1.11_31_53.2t1.1c1$1$ $ 11 \cdot 31 \cdot 53 $ $x^{2} - x - 4518$ $C_2$ (as 2T1) $1$ $1$
2.11e2_31_53e2.6t3.2c1$2$ $ 11^{2} \cdot 31 \cdot 53^{2}$ $x^{6} - x^{5} + 437 x^{4} - 289 x^{3} + 63801 x^{2} - 22191 x + 3112283$ $D_{6}$ (as 6T3) $1$ $0$
* 2.31.3t2.1c1$2$ $ 31 $ $x^{3} + x - 1$ $S_3$ (as 3T2) $1$ $0$
3.11e2_31_53e2.4t5.1c1$3$ $ 11^{2} \cdot 31 \cdot 53^{2}$ $x^{4} - x^{3} + 4 x^{2} + 71 x - 206$ $S_4$ (as 4T5) $1$ $1$
* 3.11_31e2_53.6t11.1c1$3$ $ 11 \cdot 31^{2} \cdot 53 $ $x^{6} - 3 x^{5} + 4 x^{4} + 17 x^{3} - 34 x^{2} - 24 x - 232$ $S_4\times C_2$ (as 6T11) $1$ $1$
3.11_31_53.6t11.1c1$3$ $ 11 \cdot 31 \cdot 53 $ $x^{6} - 3 x^{5} + 4 x^{4} + 17 x^{3} - 34 x^{2} - 24 x - 232$ $S_4\times C_2$ (as 6T11) $1$ $-1$
3.11e2_31e2_53e2.6t8.1c1$3$ $ 11^{2} \cdot 31^{2} \cdot 53^{2}$ $x^{4} - x^{3} + 4 x^{2} + 71 x - 206$ $S_4$ (as 4T5) $1$ $-1$

Data is given for all irreducible representations of the Galois group for the Galois closure of this field. Those marked with * are summands in the permutation representation coming from this field. Representations which appear with multiplicity greater than one are indicated by exponents on the *.