Cremona's table of elliptic curves

Curve 47430b2

47430 = 2 · 32 · 5 · 17 · 31



Data for elliptic curve 47430b2

Field Data Notes
Atkin-Lehner 2+ 3+ 5+ 17- 31- Signs for the Atkin-Lehner involutions
Class 47430b Isogeny class
Conductor 47430 Conductor
∏ cp 8 Product of Tamagawa factors cp
Δ 227664000000 = 210 · 33 · 56 · 17 · 31 Discriminant
Eigenvalues 2+ 3+ 5+  2 -2  4 17-  4 Hecke eigenvalues for primes up to 20
Equation [1,-1,0,-8634360,9767633216] [a1,a2,a3,a4,a6]
Generators [-647:123136:1] Generators of the group modulo torsion
j 2636637548662881728737947/8432000000 j-invariant
L 4.5863426837851 L(r)(E,1)/r!
Ω 0.46784247100011 Real period
R 4.9015886415592 Regulator
r 1 Rank of the group of rational points
S 0.99999999999974 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 47430x2 Quadratic twists by: -3


Data from Elliptic Curve Data by J. E. Cremona.
Design inspired by The Modular Forms Explorer by William Stein.

Part of Computational Number Theory
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