Normalized defining polynomial
\( x^{6} - 2x^{5} + 15x^{4} + 50x^{2} - 4x - 82 \)
Invariants
Degree: | $6$ | sage: K.degree()
gp: poldegree(K.pol)
magma: Degree(K);
oscar: degree(K)
| |
Signature: | $[2, 2]$ | sage: K.signature()
gp: K.sign
magma: Signature(K);
oscar: signature(K)
| |
Discriminant: | \(6400000000\) \(\medspace = 2^{14}\cdot 5^{8}\) | sage: K.disc()
gp: K.disc
magma: OK := Integers(K); Discriminant(OK);
oscar: OK = ring_of_integers(K); discriminant(OK)
| |
Root discriminant: | \(43.09\) | 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: | $2^{3}5^{8/5}\approx 105.06111217615069$ | ||
Ramified primes: | \(2\), \(5\) | sage: K.disc().support()
gp: factor(abs(K.disc))[,1]~
magma: PrimeDivisors(Discriminant(OK));
oscar: prime_divisors(discriminant((OK)))
| |
Discriminant root field: | \(\Q\) | ||
$\card{ \Aut(K/\Q) }$: | $1$ | sage: K.automorphisms()
magma: Automorphisms(K);
oscar: automorphisms(K)
| |
This field is not Galois over $\Q$. | |||
This is not a CM field. |
Integral basis (with respect to field generator \(a\))
$1$, $a$, $a^{2}$, $a^{3}$, $a^{4}$, $\frac{1}{1201}a^{5}-\frac{384}{1201}a^{4}+\frac{181}{1201}a^{3}+\frac{516}{1201}a^{2}-\frac{98}{1201}a+\frac{201}{1201}$
Monogenic: | Not computed | |
Index: | $1$ | |
Inessential primes: | None |
Class group and class number
$C_{3}$, which has order $3$
Unit group
Rank: | $3$ | sage: UK.rank()
gp: K.fu
magma: UnitRank(K);
oscar: rank(UK)
| |
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: | $\frac{167}{1201}a^{5}-\frac{475}{1201}a^{4}+\frac{2604}{1201}a^{3}-\frac{300}{1201}a^{2}+\frac{2850}{1201}a+\frac{7145}{1201}$, $\frac{987}{1201}a^{5}-\frac{4296}{1201}a^{4}+\frac{20115}{1201}a^{3}-\frac{28756}{1201}a^{2}+\frac{37786}{1201}a-\frac{29803}{1201}$, $\frac{436}{1201}a^{5}+\frac{1917}{1201}a^{4}-\frac{3953}{1201}a^{3}+\frac{42424}{1201}a^{2}+\frac{508}{1201}a-\frac{52881}{1201}$ | 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: | \( 654.564188287 \) | sage: K.regulator()
gp: K.reg
magma: Regulator(K);
oscar: regulator(K)
|
Class number formula
\[ \begin{aligned}\lim_{s\to 1} (s-1)\zeta_K(s) =\mathstrut & \frac{2^{r_1}\cdot (2\pi)^{r_2}\cdot R\cdot h}{w\cdot\sqrt{|D|}}\cr \approx\mathstrut &\frac{2^{2}\cdot(2\pi)^{2}\cdot 654.564188287 \cdot 3}{2\cdot\sqrt{6400000000}}\cr\approx \mathstrut & 1.93808687805 \end{aligned}\]
Galois group
A non-solvable group of order 360 |
The 7 conjugacy class representatives for $A_6$ |
Character table for $A_6$ |
Intermediate fields
The extension is primitive: there are no intermediate fields between this field and $\Q$. |
Sibling algebras
Twin sextic algebra: | 6.2.6400000000.2 |
Degree 6 sibling: | 6.2.6400000000.2 |
Degree 10 sibling: | 10.2.2560000000000000000.13 |
Degree 15 siblings: | deg 15, deg 15 |
Degree 20 sibling: | deg 20 |
Degree 30 siblings: | deg 30, deg 30 |
Degree 36 sibling: | deg 36 |
Degree 40 sibling: | deg 40 |
Degree 45 sibling: | data not computed |
Minimal sibling: | This field is its own minimal sibling |
Frobenius cycle types
$p$ | $2$ | $3$ | $5$ | $7$ | $11$ | $13$ | $17$ | $19$ | $23$ | $29$ | $31$ | $37$ | $41$ | $43$ | $47$ | $53$ | $59$ |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Cycle type | R | ${\href{/padicField/3.4.0.1}{4} }{,}\,{\href{/padicField/3.2.0.1}{2} }$ | R | ${\href{/padicField/7.5.0.1}{5} }{,}\,{\href{/padicField/7.1.0.1}{1} }$ | ${\href{/padicField/11.5.0.1}{5} }{,}\,{\href{/padicField/11.1.0.1}{1} }$ | ${\href{/padicField/13.5.0.1}{5} }{,}\,{\href{/padicField/13.1.0.1}{1} }$ | ${\href{/padicField/17.4.0.1}{4} }{,}\,{\href{/padicField/17.2.0.1}{2} }$ | ${\href{/padicField/19.5.0.1}{5} }{,}\,{\href{/padicField/19.1.0.1}{1} }$ | ${\href{/padicField/23.2.0.1}{2} }^{2}{,}\,{\href{/padicField/23.1.0.1}{1} }^{2}$ | ${\href{/padicField/29.4.0.1}{4} }{,}\,{\href{/padicField/29.2.0.1}{2} }$ | ${\href{/padicField/31.3.0.1}{3} }{,}\,{\href{/padicField/31.1.0.1}{1} }^{3}$ | ${\href{/padicField/37.5.0.1}{5} }{,}\,{\href{/padicField/37.1.0.1}{1} }$ | ${\href{/padicField/41.3.0.1}{3} }{,}\,{\href{/padicField/41.1.0.1}{1} }^{3}$ | ${\href{/padicField/43.4.0.1}{4} }{,}\,{\href{/padicField/43.2.0.1}{2} }$ | ${\href{/padicField/47.5.0.1}{5} }{,}\,{\href{/padicField/47.1.0.1}{1} }$ | ${\href{/padicField/53.5.0.1}{5} }{,}\,{\href{/padicField/53.1.0.1}{1} }$ | ${\href{/padicField/59.3.0.1}{3} }{,}\,{\href{/padicField/59.1.0.1}{1} }^{3}$ |
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 |
---|---|---|---|---|---|---|---|
\(2\) | 2.2.3.1 | $x^{2} + 4 x + 2$ | $2$ | $1$ | $3$ | $C_2$ | $[3]$ |
2.4.11.6 | $x^{4} + 18$ | $4$ | $1$ | $11$ | $D_{4}$ | $[2, 3, 4]$ | |
\(5\) | $\Q_{5}$ | $x + 3$ | $1$ | $1$ | $0$ | Trivial | $[\ ]$ |
5.5.8.6 | $x^{5} + 5 x^{4} + 5$ | $5$ | $1$ | $8$ | $D_{5}$ | $[2]^{2}$ |
Artin representations
Label | Dimension | Conductor | Artin stem field | $G$ | Ind | $\chi(c)$ | |
---|---|---|---|---|---|---|---|
* | 1.1.1t1.a.a | $1$ | $1$ | \(\Q\) | $C_1$ | $1$ | $1$ |
5.6400000000.6t15.a.a | $5$ | $ 2^{14} \cdot 5^{8}$ | 6.2.6400000000.1 | $A_6$ (as 6T15) | $1$ | $1$ | |
* | 5.6400000000.6t15.b.a | $5$ | $ 2^{14} \cdot 5^{8}$ | 6.2.6400000000.1 | $A_6$ (as 6T15) | $1$ | $1$ |
8.409...000.36t555.a.a | $8$ | $ 2^{24} \cdot 5^{12}$ | 6.2.6400000000.1 | $A_6$ (as 6T15) | $1$ | $0$ | |
8.409...000.36t555.a.b | $8$ | $ 2^{24} \cdot 5^{12}$ | 6.2.6400000000.1 | $A_6$ (as 6T15) | $1$ | $0$ | |
9.256...000.10t26.a.a | $9$ | $ 2^{24} \cdot 5^{16}$ | 6.2.6400000000.1 | $A_6$ (as 6T15) | $1$ | $1$ | |
10.262...000.30t88.a.a | $10$ | $ 2^{34} \cdot 5^{16}$ | 6.2.6400000000.1 | $A_6$ (as 6T15) | $1$ | $-2$ |