Cremona's table of elliptic curves

Curve 87975c2

87975 = 32 · 52 · 17 · 23



Data for elliptic curve 87975c2

Field Data Notes
Atkin-Lehner 3+ 5+ 17+ 23+ Signs for the Atkin-Lehner involutions
Class 87975c Isogeny class
Conductor 87975 Conductor
∏ cp 16 Product of Tamagawa factors cp
Δ 7813228413195703125 = 39 · 58 · 174 · 233 Discriminant
Eigenvalues -1 3+ 5+  2 -4 -2 17+  0 Hecke eigenvalues for primes up to 20
Equation [1,-1,1,-43780880,-111488966378] [a1,a2,a3,a4,a6]
Generators [717405722:184920357565:10648] Generators of the group modulo torsion
j 30176289975469345443/25405000175 j-invariant
L 3.507688585967 L(r)(E,1)/r!
Ω 0.058691938760037 Real period
R 14.941100320825 Regulator
r 1 Rank of the group of rational points
S 1.0000000016584 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 87975k2 17595d2 Quadratic twists by: -3 5


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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