Normalized defining polynomial
\( x^{12} + 732x^{10} + 200934x^{8} + 25421872x^{6} + 1453813305x^{4} + 30405466836x^{2} + 51520374361 \)
Invariants
Degree: | $12$ | sage: K.degree()
gp: poldegree(K.pol)
magma: Degree(K);
oscar: degree(K)
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Signature: | $[0, 6]$ | sage: K.signature()
gp: K.sign
magma: Signature(K);
oscar: signature(K)
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Discriminant: | \(334874047209198762552459264\) \(\medspace = 2^{24}\cdot 3^{18}\cdot 61^{6}\) | sage: K.disc()
gp: K.disc
magma: OK := Integers(K); Discriminant(OK);
oscar: OK = ring_of_integers(K); discriminant(OK)
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Root discriminant: | \(162.33\) | sage: (K.disc().abs())^(1./K.degree())
gp: abs(K.disc)^(1/poldegree(K.pol))
magma: Abs(Discriminant(OK))^(1/Degree(K));
oscar: (1.0 * dK)^(1/degree(K))
| |
Galois root discriminant: | $2^{2}3^{3/2}61^{1/2}\approx 162.3329911016242$ | ||
Ramified primes: | \(2\), \(3\), \(61\) | sage: K.disc().support()
gp: factor(abs(K.disc))[,1]~
magma: PrimeDivisors(Discriminant(OK));
oscar: prime_divisors(discriminant((OK)))
| |
Discriminant root field: | \(\Q\) | ||
$\card{ \Gal(K/\Q) }$: | $12$ | sage: K.automorphisms()
magma: Automorphisms(K);
oscar: automorphisms(K)
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This field is Galois and abelian over $\Q$. | |||
Conductor: | \(4392=2^{3}\cdot 3^{2}\cdot 61\) | ||
Dirichlet character group: | $\lbrace$$\chi_{4392}(1,·)$, $\chi_{4392}(1219,·)$, $\chi_{4392}(1829,·)$, $\chi_{4392}(365,·)$, $\chi_{4392}(4271,·)$, $\chi_{4392}(2929,·)$, $\chi_{4392}(4147,·)$, $\chi_{4392}(2807,·)$, $\chi_{4392}(1465,·)$, $\chi_{4392}(2683,·)$, $\chi_{4392}(3293,·)$, $\chi_{4392}(1343,·)$$\rbrace$ | ||
This is a CM field. | |||
Reflex fields: | \(\Q(\sqrt{-122}) \), \(\Q(\sqrt{-366}) \), 6.0.762481838592.7$^{3}$, 6.0.2287445515776.5$^{3}$, 12.0.334874047209198762552459264.5$^{24}$ |
Integral basis (with respect to field generator \(a\))
$1$, $a$, $\frac{1}{61}a^{2}$, $\frac{1}{61}a^{3}$, $\frac{1}{3721}a^{4}$, $\frac{1}{3721}a^{5}$, $\frac{1}{226981}a^{6}$, $\frac{1}{226981}a^{7}$, $\frac{1}{13845841}a^{8}$, $\frac{1}{13845841}a^{9}$, $\frac{1}{844596301}a^{10}$, $\frac{1}{844596301}a^{11}$
Monogenic: | Not computed | |
Index: | $1$ | |
Inessential primes: | None |
Class group and class number
$C_{42}\times C_{27090}$, which has order $1137780$ (assuming GRH)
Unit group
Rank: | $5$ | sage: UK.rank()
gp: K.fu
magma: UnitRank(K);
oscar: rank(UK)
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Torsion generator: | \( -1 \) (order $2$) | sage: UK.torsion_generator()
gp: K.tu[2]
magma: K!f(TU.1) where TU,f is TorsionUnitGroup(K);
oscar: torsion_units_generator(OK)
| |
Fundamental units: | $\frac{1}{13845841}a^{8}+\frac{8}{226981}a^{6}+\frac{19}{3721}a^{4}+\frac{12}{61}a^{2}$, $\frac{1}{3721}a^{4}+\frac{4}{61}a^{2}+2$, $\frac{1}{844596301}a^{10}+\frac{10}{13845841}a^{8}+\frac{35}{226981}a^{6}+\frac{50}{3721}a^{4}+\frac{25}{61}a^{2}+1$, $\frac{1}{61}a^{2}+3$, $\frac{1}{844596301}a^{10}+\frac{10}{13845841}a^{8}+\frac{35}{226981}a^{6}+\frac{50}{3721}a^{4}+\frac{24}{61}a^{2}-1$ (assuming GRH) | sage: UK.fundamental_units()
gp: K.fu
magma: [K|fUK(g): g in Generators(UK)];
oscar: [K(fUK(a)) for a in gens(UK)]
| |
Regulator: | \( 325.67540279491664 \) (assuming GRH) | sage: K.regulator()
gp: K.reg
magma: Regulator(K);
oscar: regulator(K)
|
Class number formula
\[ \begin{aligned}\lim_{s\to 1} (s-1)\zeta_K(s) =\mathstrut & \frac{2^{r_1}\cdot (2\pi)^{r_2}\cdot R\cdot h}{w\cdot\sqrt{|D|}}\cr \approx\mathstrut &\frac{2^{0}\cdot(2\pi)^{6}\cdot 325.67540279491664 \cdot 1137780}{2\cdot\sqrt{334874047209198762552459264}}\cr\approx \mathstrut & 0.622947896068877 \end{aligned}\] (assuming GRH)
Galois group
$C_2\times C_6$ (as 12T2):
An abelian group of order 12 |
The 12 conjugacy class representatives for $C_6\times C_2$ |
Character table for $C_6\times C_2$ |
Intermediate fields
\(\Q(\sqrt{-122}) \), \(\Q(\sqrt{3}) \), \(\Q(\sqrt{-366}) \), \(\Q(\zeta_{9})^+\), \(\Q(\sqrt{3}, \sqrt{-122})\), 6.0.762481838592.7, \(\Q(\zeta_{36})^+\), 6.0.2287445515776.5 |
Fields in the database are given up to isomorphism. Isomorphic intermediate fields are shown with their multiplicities.
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 | ${\href{/padicField/5.6.0.1}{6} }^{2}$ | ${\href{/padicField/7.6.0.1}{6} }^{2}$ | ${\href{/padicField/11.6.0.1}{6} }^{2}$ | ${\href{/padicField/13.6.0.1}{6} }^{2}$ | ${\href{/padicField/17.2.0.1}{2} }^{6}$ | ${\href{/padicField/19.2.0.1}{2} }^{6}$ | ${\href{/padicField/23.3.0.1}{3} }^{4}$ | ${\href{/padicField/29.6.0.1}{6} }^{2}$ | ${\href{/padicField/31.6.0.1}{6} }^{2}$ | ${\href{/padicField/37.1.0.1}{1} }^{12}$ | ${\href{/padicField/41.6.0.1}{6} }^{2}$ | ${\href{/padicField/43.6.0.1}{6} }^{2}$ | ${\href{/padicField/47.6.0.1}{6} }^{2}$ | ${\href{/padicField/53.2.0.1}{2} }^{6}$ | ${\href{/padicField/59.6.0.1}{6} }^{2}$ |
In the table, R denotes a ramified prime. Cycle lengths which are repeated in a cycle type are indicated by exponents.
Local algebras for ramified primes
$p$ | Label | Polynomial | $e$ | $f$ | $c$ | Galois group | Slope content |
---|---|---|---|---|---|---|---|
\(2\) | 2.12.24.318 | $x^{12} + 10 x^{10} + 12 x^{9} + 110 x^{8} + 80 x^{7} + 752 x^{6} + 512 x^{5} + 1636 x^{4} + 1504 x^{3} + 1224 x^{2} + 1008 x - 648$ | $4$ | $3$ | $24$ | $C_6\times C_2$ | $[2, 3]^{3}$ |
\(3\) | 3.6.9.3 | $x^{6} + 3 x^{4} + 24$ | $6$ | $1$ | $9$ | $C_6$ | $[2]_{2}$ |
3.6.9.3 | $x^{6} + 3 x^{4} + 24$ | $6$ | $1$ | $9$ | $C_6$ | $[2]_{2}$ | |
\(61\) | 61.6.3.2 | $x^{6} + 26047 x^{2} - 13391879$ | $2$ | $3$ | $3$ | $C_6$ | $[\ ]_{2}^{3}$ |
61.6.3.2 | $x^{6} + 26047 x^{2} - 13391879$ | $2$ | $3$ | $3$ | $C_6$ | $[\ ]_{2}^{3}$ |