Cremona's table of elliptic curves

Curve 27720bn4

27720 = 23 · 32 · 5 · 7 · 11



Data for elliptic curve 27720bn4

Field Data Notes
Atkin-Lehner 2- 3- 5- 7+ 11- Signs for the Atkin-Lehner involutions
Class 27720bn Isogeny class
Conductor 27720 Conductor
∏ cp 16 Product of Tamagawa factors cp
Δ 107775360000 = 210 · 37 · 54 · 7 · 11 Discriminant
Eigenvalues 2- 3- 5- 7+ 11-  2 -6  0 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-44427,3604246] [a1,a2,a3,a4,a6]
Generators [131:180:1] Generators of the group modulo torsion
j 12990838708516/144375 j-invariant
L 5.7316917299783 L(r)(E,1)/r!
Ω 0.95855543910776 Real period
R 1.4948774729486 Regulator
r 1 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 55440bm4 9240k3 Quadratic twists by: -4 -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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