Properties

Label 3.23.l_dh_qw
Base field $\F_{23}$
Dimension $3$
$p$-rank $3$
Ordinary yes
Supersingular no
Simple yes
Geometrically simple yes
Primitive yes
Principally polarizable yes
Contains a Jacobian yes

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Invariants

Base field:  $\F_{23}$
Dimension:  $3$
L-polynomial:  $1 + 11 x + 85 x^{2} + 438 x^{3} + 1955 x^{4} + 5819 x^{5} + 12167 x^{6}$
Frobenius angles:  $\pm0.441093908669$, $\pm0.670554037059$, $\pm0.806190714074$
Angle rank:  $3$ (numerical)
Number field:  6.0.3668880128.1
Galois group:  $S_4\times C_2$
Cyclic group of points:    no
Non-cyclic primes:   $2$

This isogeny class is simple and geometrically simple, primitive, ordinary, and not supersingular. It is principally polarizable and contains a Jacobian.

Newton polygon

This isogeny class is ordinary.

$p$-rank:  $3$
Slopes:  $[0, 0, 0, 1, 1, 1]$

Point counts

Point counts of the abelian variety

$r$ $1$ $2$ $3$ $4$ $5$
$A(\F_{q^r})$ $20476$ $162579440$ $1777667431024$ $21961438856883200$ $266352042876399974836$

Point counts of the curve

$r$ $1$ $2$ $3$ $4$ $5$ $6$ $7$ $8$ $9$ $10$
$C(\F_{q^r})$ $35$ $579$ $12008$ $280439$ $6429505$ $148043652$ $3404953727$ $78311077647$ $1801149185000$ $41426502775259$

Jacobians and polarizations

This isogeny class is principally polarizable and contains the Jacobians of 47 hyperelliptic curves, but it is unknown how many Jacobians of non-hyperelliptic curves it contains:

  • $y^2=x^7+5 x^6+21 x^5+18 x^4+9 x^3+4 x^2+18 x+11$
  • $y^2=x^7+20 x^6+20 x^5+2 x^4+20 x^3+12 x^2+2 x+13$
  • $y^2=22 x^7+3 x^6+8 x^5+8 x^3+21 x^2+8 x+17$
  • $y^2=22 x^7+18 x^6+13 x^5+17 x^4+21 x^3+15 x^2+18 x+13$
  • $y^2=22 x^7+7 x^6+7 x^5+11 x^4+14 x^3+9 x^2+12 x+14$
  • $y^2=22 x^7+11 x^6+15 x^5+5 x^4+15 x^3+6 x^2+6 x+2$
  • $y^2=22 x^7+4 x^6+8 x^5+19 x^4+2 x^3+21 x^2+16 x+2$
  • $y^2=22 x^7+3 x^6+10 x^5+3 x^4+17 x^3+x^2+20 x+18$
  • $y^2=x^7+22 x^6+x^5+3 x^4+7 x^3+x^2+9 x+1$
  • $y^2=x^7+16 x^6+14 x^5+19 x^4+22 x^3+6 x^2+13 x+4$
  • $y^2=22 x^7+9 x^6+17 x^5+x^4+13 x^3+14 x^2+5 x+13$
  • $y^2=22 x^7+12 x^6+18 x^5+x^4+13 x^3+21 x^2+7 x+1$
  • $y^2=22 x^7+7 x^6+22 x^5+21 x^4+16 x^3+6 x^2+2 x+6$
  • $y^2=x^7+18 x^6+20 x^4+9 x^3+17 x^2+15 x+9$
  • $y^2=22 x^7+22 x^6+14 x^5+20 x^4+17 x^3+6 x^2+13 x+13$
  • $y^2=22 x^7+7 x^6+13 x^5+18 x^4+11 x^3+18 x^2+19 x+17$
  • $y^2=22 x^7+4 x^6+12 x^5+7 x^4+21 x^3+x^2+16 x+18$
  • $y^2=22 x^7+13 x^6+13 x^5+2 x^4+15 x^3+15 x^2+20 x+21$
  • $y^2=22 x^7+17 x^6+18 x^5+12 x^4+19 x^2+8$
  • $y^2=22 x^7+21 x^6+10 x^5+2 x^4+6 x^3+14 x^2+6 x+8$
  • and 27 more

Decomposition and endomorphism algebra

All geometric endomorphisms are defined over $\F_{23}$.

Endomorphism algebra over $\F_{23}$
The endomorphism algebra of this simple isogeny class is 6.0.3668880128.1.

Base change

This is a primitive isogeny class.

Twists

Below is a list of all twists of this isogeny class.

TwistExtension degreeCommon base change
3.23.al_dh_aqw$2$(not in LMFDB)