Minimal Weierstrass equation
Minimal Weierstrass equation
Simplified equation
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\(y^2=x^3-13288800x+17221687000\)
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(homogenize, simplify) |
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\(y^2z=x^3-13288800xz^2+17221687000z^3\)
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(dehomogenize, simplify) |
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\(y^2=x^3-13288800x+17221687000\)
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(homogenize, minimize) |
Mordell-Weil group structure
\(\Z/{2}\Z\)
Mordell-Weil generators
| $P$ | $\hat{h}(P)$ | Order |
|---|---|---|
| $(1610, 0)$ | $0$ | $2$ |
Integral points
\( \left(1610, 0\right) \)
Invariants
| Conductor: | $N$ | = | \( 705600 \) | = | $2^{6} \cdot 3^{2} \cdot 5^{2} \cdot 7^{2}$ |
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| Discriminant: | $\Delta$ | = | $22063334627250000000000$ | = | $2^{10} \cdot 3^{7} \cdot 5^{12} \cdot 7^{9} $ |
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| j-invariant: | $j$ | = | \( \frac{189123395584}{16078125} \) | = | $2^{17} \cdot 3^{-1} \cdot 5^{-6} \cdot 7^{-3} \cdot 113^{3}$ |
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| Endomorphism ring: | $\mathrm{End}(E)$ | = | $\Z$ | |||
| Geometric endomorphism ring: | $\mathrm{End}(E_{\overline{\Q}})$ | = | \(\Z\) (no potential complex multiplication) |
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| Sato-Tate group: | $\mathrm{ST}(E)$ | = | $\mathrm{SU}(2)$ | |||
| Faltings height: | $h_{\mathrm{Faltings}}$ | ≈ | $3.0287555064177929570382446439$ |
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| Stable Faltings height: | $h_{\mathrm{stable}}$ | ≈ | $0.12415268087241018030653921922$ |
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| $abc$ quality: | $Q$ | ≈ | $1.0434643593713167$ | |||
| Szpiro ratio: | $\sigma_{m}$ | ≈ | $4.516357437830311$ | |||
BSD invariants
| Analytic rank: | $r_{\mathrm{an}}$ | = | $ 0$ |
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| Mordell-Weil rank: | $r$ | = | $ 0$ |
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| Regulator: | $\mathrm{Reg}(E/\Q)$ | = | $1$ |
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| Real period: | $\Omega$ | ≈ | $0.11774517382727662425341517450$ |
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| Tamagawa product: | $\prod_{p}c_p$ | = | $ 64 $ = $ 2\cdot2^{2}\cdot2^{2}\cdot2 $ |
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| Torsion order: | $\#E(\Q)_{\mathrm{tor}}$ | = | $2$ |
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| Special value: | $ L(E,1)$ | ≈ | $1.8839227812364259880546427920 $ |
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| Analytic order of Ш: | Ш${}_{\mathrm{an}}$ | = | $1$ (exact) |
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BSD formula
$$\begin{aligned} 1.883922781 \approx L(E,1) & = \frac{\# ะจ(E/\Q)\cdot \Omega_E \cdot \mathrm{Reg}(E/\Q) \cdot \prod_p c_p}{\#E(\Q)_{\rm tor}^2} \\ & \approx \frac{1 \cdot 0.117745 \cdot 1.000000 \cdot 64}{2^2} \\ & \approx 1.883922781\end{aligned}$$
Modular invariants
Modular form 705600.2.a.bv
For more coefficients, see the Downloads section to the right.
| Modular degree: | 63700992 |
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Local data at primes of bad reduction
This elliptic curve is not semistable. There are 4 primes $p$ of bad reduction:
| $p$ | Tamagawa number | Kodaira symbol | Reduction type | Root number | $\mathrm{ord}_p(N)$ | $\mathrm{ord}_p(\Delta)$ | $\mathrm{ord}_p(\mathrm{den}(j))$ |
|---|---|---|---|---|---|---|---|
| $2$ | $2$ | $I_0^{*}$ | additive | -1 | 6 | 10 | 0 |
| $3$ | $4$ | $I_{1}^{*}$ | additive | -1 | 2 | 7 | 1 |
| $5$ | $4$ | $I_{6}^{*}$ | additive | 1 | 2 | 12 | 6 |
| $7$ | $2$ | $I_{3}^{*}$ | additive | -1 | 2 | 9 | 3 |
Galois representations
The $\ell$-adic Galois representation has maximal image for all primes $\ell$ except those listed in the table below.
| prime $\ell$ | mod-$\ell$ image | $\ell$-adic image |
|---|---|---|
| $2$ | 2B | 2.3.0.1 |
| $3$ | 3B | 3.4.0.1 |
The image $H:=\rho_E(\Gal(\overline{\Q}/\Q))$ of the adelic Galois representation has level \( 840 = 2^{3} \cdot 3 \cdot 5 \cdot 7 \), index $96$, genus $1$, and generators
$\left(\begin{array}{rr} 39 & 178 \\ 266 & 401 \end{array}\right),\left(\begin{array}{rr} 550 & 837 \\ 587 & 428 \end{array}\right),\left(\begin{array}{rr} 530 & 837 \\ 627 & 428 \end{array}\right),\left(\begin{array}{rr} 431 & 828 \\ 432 & 827 \end{array}\right),\left(\begin{array}{rr} 1 & 0 \\ 12 & 1 \end{array}\right),\left(\begin{array}{rr} 829 & 12 \\ 828 & 13 \end{array}\right),\left(\begin{array}{rr} 1 & 6 \\ 6 & 37 \end{array}\right),\left(\begin{array}{rr} 419 & 0 \\ 0 & 839 \end{array}\right),\left(\begin{array}{rr} 829 & 838 \\ 470 & 429 \end{array}\right),\left(\begin{array}{rr} 1 & 12 \\ 0 & 1 \end{array}\right),\left(\begin{array}{rr} 503 & 828 \\ 498 & 767 \end{array}\right),\left(\begin{array}{rr} 11 & 2 \\ 790 & 831 \end{array}\right)$.
The torsion field $K:=\Q(E[840])$ is a degree-$743178240$ Galois extension of $\Q$ with $\Gal(K/\Q)$ isomorphic to the projection of $H$ to $\GL_2(\Z/840\Z)$.
The table below list all primes $\ell$ for which the Serre invariants associated to the mod-$\ell$ Galois representation are exceptional.
| $\ell$ | Reduction type | Serre weight | Serre conductor |
|---|---|---|---|
| $2$ | additive | $2$ | \( 11025 = 3^{2} \cdot 5^{2} \cdot 7^{2} \) |
| $3$ | additive | $8$ | \( 78400 = 2^{6} \cdot 5^{2} \cdot 7^{2} \) |
| $5$ | additive | $18$ | \( 28224 = 2^{6} \cdot 3^{2} \cdot 7^{2} \) |
| $7$ | additive | $32$ | \( 14400 = 2^{6} \cdot 3^{2} \cdot 5^{2} \) |
Isogenies
This curve has non-trivial cyclic isogenies of degree $d$ for $d=$
3, 6 and 2.
Its isogeny class 705600.bv
consists of 4 curves linked by isogenies of
degrees dividing 6.
Twists
The minimal quadratic twist of this elliptic curve is 420.c1, its twist by $-840$.
Iwasawa invariants
No Iwasawa invariant data is available for this curve.
$p$-adic regulators
All $p$-adic regulators are identically $1$ since the rank is $0$.