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Properties

Label 32.0.361...000.1
Degree $32$
Signature $[0, 16]$
Discriminant $3.613\times 10^{50}$
Root discriminant $38.01$
Ramified primes $2, 3, 5, 29$
Class number not computed
Class group not computed
Galois group $C_2^2\times C_2^2:C_4$ (as 32T262)

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Normalized defining polynomial

sage: x = polygen(QQ); K.<a> = NumberField(x^32 + 2*x^30 - 56*x^28 - 824*x^26 + 992*x^24 + 23552*x^22 + 121088*x^20 + 560896*x^18 + 1820416*x^16 + 2243584*x^14 + 1937408*x^12 + 1507328*x^10 + 253952*x^8 - 843776*x^6 - 229376*x^4 + 32768*x^2 + 65536)
 
gp: K = bnfinit(x^32 + 2*x^30 - 56*x^28 - 824*x^26 + 992*x^24 + 23552*x^22 + 121088*x^20 + 560896*x^18 + 1820416*x^16 + 2243584*x^14 + 1937408*x^12 + 1507328*x^10 + 253952*x^8 - 843776*x^6 - 229376*x^4 + 32768*x^2 + 65536, 1)
 
magma: R<x> := PolynomialRing(Rationals()); K<a> := NumberField(R![65536, 0, 32768, 0, -229376, 0, -843776, 0, 253952, 0, 1507328, 0, 1937408, 0, 2243584, 0, 1820416, 0, 560896, 0, 121088, 0, 23552, 0, 992, 0, -824, 0, -56, 0, 2, 0, 1]);
 

\( x^{32} + 2 x^{30} - 56 x^{28} - 824 x^{26} + 992 x^{24} + 23552 x^{22} + 121088 x^{20} + 560896 x^{18} + 1820416 x^{16} + 2243584 x^{14} + 1937408 x^{12} + 1507328 x^{10} + 253952 x^{8} - 843776 x^{6} - 229376 x^{4} + 32768 x^{2} + 65536 \)

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

Invariants

Degree:  $32$
sage: K.degree()
 
gp: poldegree(K.pol)
 
magma: Degree(K);
 
Signature:  $[0, 16]$
sage: K.signature()
 
gp: K.sign
 
magma: Signature(K);
 
Discriminant:  \(361280028614042283247927296000000000000000000000000\)\(\medspace = 2^{48}\cdot 3^{16}\cdot 5^{24}\cdot 29^{8}\)
sage: K.disc()
 
gp: K.disc
 
magma: Discriminant(Integers(K));
 
Root discriminant:  $38.01$
sage: (K.disc().abs())^(1./K.degree())
 
gp: abs(K.disc)^(1/poldegree(K.pol))
 
magma: Abs(Discriminant(Integers(K)))^(1/Degree(K));
 
Ramified primes:  $2, 3, 5, 29$
sage: K.disc().support()
 
gp: factor(abs(K.disc))[,1]~
 
magma: PrimeDivisors(Discriminant(Integers(K)));
 
$|\Aut(K/\Q)|$:  $16$
This field is not Galois over $\Q$.
This is a CM field.

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

$1$, $a$, $\frac{1}{2} a^{2}$, $\frac{1}{2} a^{3}$, $\frac{1}{4} a^{4}$, $\frac{1}{4} a^{5}$, $\frac{1}{8} a^{6}$, $\frac{1}{8} a^{7}$, $\frac{1}{16} a^{8}$, $\frac{1}{16} a^{9}$, $\frac{1}{32} a^{10}$, $\frac{1}{32} a^{11}$, $\frac{1}{64} a^{12}$, $\frac{1}{64} a^{13}$, $\frac{1}{128} a^{14}$, $\frac{1}{128} a^{15}$, $\frac{1}{768} a^{16} - \frac{1}{384} a^{14} + \frac{1}{96} a^{10} - \frac{1}{48} a^{8} + \frac{1}{24} a^{6} - \frac{1}{6} a^{2} + \frac{1}{3}$, $\frac{1}{768} a^{17} - \frac{1}{384} a^{15} + \frac{1}{96} a^{11} - \frac{1}{48} a^{9} + \frac{1}{24} a^{7} - \frac{1}{6} a^{3} + \frac{1}{3} a$, $\frac{1}{1536} a^{18} - \frac{1}{384} a^{14} + \frac{1}{192} a^{12} + \frac{1}{24} a^{6} - \frac{1}{12} a^{4} + \frac{1}{3}$, $\frac{1}{1536} a^{19} - \frac{1}{384} a^{15} + \frac{1}{192} a^{13} + \frac{1}{24} a^{7} - \frac{1}{12} a^{5} + \frac{1}{3} a$, $\frac{1}{12288} a^{20} - \frac{5}{384} a^{10} + \frac{1}{12}$, $\frac{1}{12288} a^{21} - \frac{5}{384} a^{11} + \frac{1}{12} a$, $\frac{1}{24576} a^{22} - \frac{5}{768} a^{12} + \frac{1}{24} a^{2}$, $\frac{1}{24576} a^{23} - \frac{5}{768} a^{13} + \frac{1}{24} a^{3}$, $\frac{1}{5898240} a^{24} + \frac{1}{196608} a^{22} + \frac{1}{32768} a^{20} - \frac{41}{184320} a^{18} + \frac{1}{6144} a^{16} - \frac{11}{12288} a^{14} - \frac{419}{92160} a^{12} - \frac{35}{3072} a^{10} - \frac{7}{384} a^{8} - \frac{161}{2880} a^{6} + \frac{11}{384} a^{4} + \frac{11}{64} a^{2} - \frac{599}{1440}$, $\frac{1}{5898240} a^{25} + \frac{1}{196608} a^{23} + \frac{1}{32768} a^{21} - \frac{41}{184320} a^{19} + \frac{1}{6144} a^{17} - \frac{11}{12288} a^{15} - \frac{419}{92160} a^{13} - \frac{35}{3072} a^{11} - \frac{7}{384} a^{9} - \frac{161}{2880} a^{7} + \frac{11}{384} a^{5} + \frac{11}{64} a^{3} - \frac{599}{1440} a$, $\frac{1}{342097920} a^{26} - \frac{1}{28508160} a^{24} + \frac{35}{2850816} a^{22} - \frac{389}{42762240} a^{20} + \frac{21}{148480} a^{18} - \frac{53}{237568} a^{16} - \frac{3517}{2672640} a^{14} - \frac{761}{445440} a^{12} - \frac{653}{89088} a^{10} + \frac{391}{41760} a^{8} + \frac{881}{37120} a^{6} - \frac{35}{5568} a^{4} - \frac{5797}{41760} a^{2} + \frac{2513}{13920}$, $\frac{1}{342097920} a^{27} - \frac{1}{28508160} a^{25} + \frac{35}{2850816} a^{23} - \frac{389}{42762240} a^{21} + \frac{21}{148480} a^{19} - \frac{53}{237568} a^{17} - \frac{3517}{2672640} a^{15} - \frac{761}{445440} a^{13} - \frac{653}{89088} a^{11} + \frac{391}{41760} a^{9} + \frac{881}{37120} a^{7} - \frac{35}{5568} a^{5} - \frac{5797}{41760} a^{3} + \frac{2513}{13920} a$, $\frac{1}{3067934146560} a^{28} + \frac{61}{51132235776} a^{26} + \frac{21589}{255661178880} a^{24} - \frac{2103697}{191745884160} a^{22} + \frac{29465}{4261019648} a^{20} + \frac{4520329}{31957647360} a^{18} + \frac{13057283}{23968235520} a^{16} + \frac{1966453}{532627456} a^{14} + \frac{1974939}{665784320} a^{12} + \frac{79457851}{5992058880} a^{10} + \frac{1500217}{66578432} a^{8} - \frac{10249163}{249669120} a^{6} + \frac{70804351}{749007360} a^{4} - \frac{233107}{12483456} a^{2} + \frac{6014539}{62417280}$, $\frac{1}{3067934146560} a^{29} + \frac{61}{51132235776} a^{27} + \frac{21589}{255661178880} a^{25} - \frac{2103697}{191745884160} a^{23} + \frac{29465}{4261019648} a^{21} + \frac{4520329}{31957647360} a^{19} + \frac{13057283}{23968235520} a^{17} + \frac{1966453}{532627456} a^{15} + \frac{1974939}{665784320} a^{13} + \frac{79457851}{5992058880} a^{11} + \frac{1500217}{66578432} a^{9} - \frac{10249163}{249669120} a^{7} + \frac{70804351}{749007360} a^{5} - \frac{233107}{12483456} a^{3} + \frac{6014539}{62417280} a$, $\frac{1}{951059585433600} a^{30} + \frac{1}{7669835366400} a^{28} + \frac{10907}{26418321817600} a^{26} + \frac{289063}{11888244817920} a^{24} + \frac{834797477}{59441224089600} a^{22} + \frac{3838369}{341616230400} a^{20} + \frac{78744139}{1486030602240} a^{18} - \frac{3148591843}{7430153011200} a^{16} - \frac{131615707}{619179417600} a^{14} + \frac{2496327887}{371507650560} a^{12} - \frac{4970558263}{928769126400} a^{10} - \frac{9887309}{25799142400} a^{8} - \frac{996093481}{46438456320} a^{6} + \frac{4077201151}{58048070400} a^{4} + \frac{31126021}{624172800} a^{2} - \frac{1088448923}{2418669600}$, $\frac{1}{951059585433600} a^{31} + \frac{1}{7669835366400} a^{29} + \frac{10907}{26418321817600} a^{27} + \frac{289063}{11888244817920} a^{25} + \frac{834797477}{59441224089600} a^{23} + \frac{3838369}{341616230400} a^{21} + \frac{78744139}{1486030602240} a^{19} - \frac{3148591843}{7430153011200} a^{17} - \frac{131615707}{619179417600} a^{15} + \frac{2496327887}{371507650560} a^{13} - \frac{4970558263}{928769126400} a^{11} - \frac{9887309}{25799142400} a^{9} - \frac{996093481}{46438456320} a^{7} + \frac{4077201151}{58048070400} a^{5} + \frac{31126021}{624172800} a^{3} - \frac{1088448923}{2418669600} a$

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

Class group and class number

not computed

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

Unit group

sage: UK = K.unit_group()
 
magma: UK, f := UnitGroup(K);
 
Rank:  $15$
sage: UK.rank()
 
gp: K.fu
 
magma: UnitRank(K);
 
Torsion generator:  \( -\frac{703968131}{475529792716800} a^{30} - \frac{2058181}{807351091200} a^{28} + \frac{2449937513}{29720612044800} a^{26} + \frac{28367837293}{23776489635840} a^{24} - \frac{25802783791}{14860306022400} a^{22} - \frac{52135855529}{1564242739200} a^{20} - \frac{505243473911}{2972061204480} a^{18} - \frac{1509983544481}{1857538252800} a^{16} - \frac{9825907907561}{3715076505600} a^{14} - \frac{158224176703}{46438456320} a^{12} - \frac{4465453693909}{928769126400} a^{10} - \frac{2713845539621}{464384563200} a^{8} - \frac{9376358513}{2902403520} a^{6} - \frac{199396520239}{116096140800} a^{4} - \frac{536714549}{468129600} a^{2} + \frac{6195366329}{9674678400} \) (order $30$)
sage: UK.torsion_generator()
 
gp: K.tu[2]
 
magma: K!f(TU.1) where TU,f is TorsionUnitGroup(K);
 
Fundamental units:  not computed
sage: UK.fundamental_units()
 
gp: K.fu
 
magma: [K!f(g): g in Generators(UK)];
 
Regulator:  not computed
sage: K.regulator()
 
gp: K.reg
 
magma: Regulator(K);
 

Class number formula

$\displaystyle\lim_{s\to 1} (s-1)\zeta_K(s) $ not computed

Galois group

$C_2^2\times C_2^2:C_4$ (as 32T262):

sage: K.galois_group(type='pari')
 
gp: polgalois(K.pol)
 
magma: GaloisGroup(K);
 
A solvable group of order 64
The 40 conjugacy class representatives for $C_2^2\times C_2^2:C_4$
Character table for $C_2^2\times C_2^2:C_4$ is not computed

Intermediate fields

\(\Q(\sqrt{-10}) \), \(\Q(\sqrt{-3}) \), \(\Q(\sqrt{6}) \), \(\Q(\sqrt{5}) \), \(\Q(\sqrt{30}) \), \(\Q(\sqrt{-2}) \), \(\Q(\sqrt{-15}) \), 4.4.232000.1, \(\Q(\zeta_{15})^+\), 4.4.32625.1, 4.4.8000.1, \(\Q(\zeta_{5})\), 4.0.2088000.7, 4.0.72000.2, 4.0.3625.1, \(\Q(\sqrt{-2}, \sqrt{-15})\), 4.4.417600.1, \(\Q(\sqrt{-3}, \sqrt{-10})\), \(\Q(\sqrt{5}, \sqrt{6})\), 4.0.46400.1, \(\Q(\sqrt{-2}, \sqrt{5})\), \(\Q(\sqrt{-2}, \sqrt{-3})\), 4.0.6525.1, \(\Q(\sqrt{6}, \sqrt{-10})\), \(\Q(\sqrt{-3}, \sqrt{5})\), 4.4.725.1, 8.8.174389760000.3, 8.0.174389760000.37, 8.0.174389760000.67, 8.0.174389760000.15, 8.0.207360000.2, 8.0.2152960000.5, 8.0.42575625.1, 8.8.4359744000000.6, 8.8.4359744000000.3, 8.0.4359744000000.71, 8.0.4359744000000.48, 8.8.4359744000000.11, 8.8.5184000000.2, 8.0.5184000000.6, 8.0.4359744000000.36, 8.0.53824000000.11, 8.0.4359744000000.53, 8.0.4359744000000.57, 8.0.53824000000.2, 8.0.53824000000.14, 8.0.5184000000.2, 8.0.4359744000000.46, 8.0.64000000.1, 8.0.4359744000000.39, 8.0.1064390625.1, 8.0.1064390625.3, 8.0.4359744000000.32, 8.0.4359744000000.98, \(\Q(\zeta_{15})\), 8.0.1064390625.2, 8.0.5184000000.4, 8.8.53824000000.1, 8.8.1064390625.1, 8.0.13140625.1, 8.0.4359744000000.94, Deg 16, Deg 16, Deg 16, Deg 16, Deg 16, Deg 16, Deg 16, Deg 16, Deg 16, Deg 16, 16.0.26873856000000000000.1, 16.0.2897022976000000000000.3, Deg 16, Deg 16, 16.0.1132927402587890625.1

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

Sibling fields

Degree 32 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 R R R ${\href{/LocalNumberField/7.4.0.1}{4} }^{8}$ ${\href{/LocalNumberField/11.2.0.1}{2} }^{16}$ ${\href{/LocalNumberField/13.4.0.1}{4} }^{8}$ ${\href{/LocalNumberField/17.4.0.1}{4} }^{8}$ ${\href{/LocalNumberField/19.2.0.1}{2} }^{16}$ ${\href{/LocalNumberField/23.4.0.1}{4} }^{8}$ R ${\href{/LocalNumberField/31.2.0.1}{2} }^{16}$ ${\href{/LocalNumberField/37.4.0.1}{4} }^{8}$ ${\href{/LocalNumberField/41.2.0.1}{2} }^{16}$ ${\href{/LocalNumberField/43.4.0.1}{4} }^{8}$ ${\href{/LocalNumberField/47.4.0.1}{4} }^{8}$ ${\href{/LocalNumberField/53.4.0.1}{4} }^{8}$ ${\href{/LocalNumberField/59.2.0.1}{2} }^{16}$

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

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]])
 
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];
 

Local algebras for ramified primes

$p$LabelPolynomial $e$ $f$ $c$ Galois group Slope content
$2$2.8.12.2$x^{8} + 2 x^{6} + 8 x^{4} + 16$$2$$4$$12$$C_4\times C_2$$[3]^{4}$
2.8.12.2$x^{8} + 2 x^{6} + 8 x^{4} + 16$$2$$4$$12$$C_4\times C_2$$[3]^{4}$
2.8.12.2$x^{8} + 2 x^{6} + 8 x^{4} + 16$$2$$4$$12$$C_4\times C_2$$[3]^{4}$
2.8.12.2$x^{8} + 2 x^{6} + 8 x^{4} + 16$$2$$4$$12$$C_4\times C_2$$[3]^{4}$
$3$3.8.4.1$x^{8} + 36 x^{4} - 27 x^{2} + 324$$2$$4$$4$$C_4\times C_2$$[\ ]_{2}^{4}$
3.8.4.1$x^{8} + 36 x^{4} - 27 x^{2} + 324$$2$$4$$4$$C_4\times C_2$$[\ ]_{2}^{4}$
3.8.4.1$x^{8} + 36 x^{4} - 27 x^{2} + 324$$2$$4$$4$$C_4\times C_2$$[\ ]_{2}^{4}$
3.8.4.1$x^{8} + 36 x^{4} - 27 x^{2} + 324$$2$$4$$4$$C_4\times C_2$$[\ ]_{2}^{4}$
$5$5.8.6.1$x^{8} - 5 x^{4} + 400$$4$$2$$6$$C_4\times C_2$$[\ ]_{4}^{2}$
5.8.6.1$x^{8} - 5 x^{4} + 400$$4$$2$$6$$C_4\times C_2$$[\ ]_{4}^{2}$
5.8.6.1$x^{8} - 5 x^{4} + 400$$4$$2$$6$$C_4\times C_2$$[\ ]_{4}^{2}$
5.8.6.1$x^{8} - 5 x^{4} + 400$$4$$2$$6$$C_4\times C_2$$[\ ]_{4}^{2}$
$29$29.2.0.1$x^{2} - x + 3$$1$$2$$0$$C_2$$[\ ]^{2}$
29.2.0.1$x^{2} - x + 3$$1$$2$$0$$C_2$$[\ ]^{2}$
29.2.0.1$x^{2} - x + 3$$1$$2$$0$$C_2$$[\ ]^{2}$
29.2.0.1$x^{2} - x + 3$$1$$2$$0$$C_2$$[\ ]^{2}$
29.2.0.1$x^{2} - x + 3$$1$$2$$0$$C_2$$[\ ]^{2}$
29.2.0.1$x^{2} - x + 3$$1$$2$$0$$C_2$$[\ ]^{2}$
29.2.0.1$x^{2} - x + 3$$1$$2$$0$$C_2$$[\ ]^{2}$
29.2.0.1$x^{2} - x + 3$$1$$2$$0$$C_2$$[\ ]^{2}$
29.4.2.1$x^{4} + 145 x^{2} + 7569$$2$$2$$2$$C_2^2$$[\ ]_{2}^{2}$
29.4.2.1$x^{4} + 145 x^{2} + 7569$$2$$2$$2$$C_2^2$$[\ ]_{2}^{2}$
29.4.2.1$x^{4} + 145 x^{2} + 7569$$2$$2$$2$$C_2^2$$[\ ]_{2}^{2}$
29.4.2.1$x^{4} + 145 x^{2} + 7569$$2$$2$$2$$C_2^2$$[\ ]_{2}^{2}$