Properties

Label 1.433.abe
Base field $\F_{433}$
Dimension $1$
$p$-rank $1$
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:  $\F_{433}$
Dimension:  $1$
L-polynomial:  $1 - 30 x + 433 x^{2}$
Frobenius angles:  $\pm0.243749816159$
Angle rank:  $1$ (numerical)
Number field:  \(\Q(\sqrt{-13}) \)
Galois group:  $C_2$
Jacobians:  $14$

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:  $1$
Slopes:  $[0, 1]$

Point counts

Point counts of the abelian variety

$r$ $1$ $2$ $3$ $4$ $5$
$A(\F_{q^r})$ $404$ $187456$ $81194708$ $35152498944$ $15220876209044$

Point counts of the curve

$r$ $1$ $2$ $3$ $4$ $5$ $6$ $7$ $8$ $9$ $10$
$C(\F_{q^r})$ $404$ $187456$ $81194708$ $35152498944$ $15220876209044$ $6590636805895744$ $2853745726650068948$ $1235671900453000627200$ $535045932925016001876884$ $231674888957045676226908736$

Jacobians and polarizations

This isogeny class contains the Jacobians of 14 curves (of which all are hyperelliptic), and hence is principally polarizable:

Decomposition and endomorphism algebra

All geometric endomorphisms are defined over $\F_{433}$.

Endomorphism algebra over $\F_{433}$
The endomorphism algebra of this simple isogeny class is \(\Q(\sqrt{-13}) \).

Base change

This is a primitive isogeny class.

Twists

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

TwistExtension degreeCommon base change
1.433.be$2$(not in LMFDB)