Cremona's table of elliptic curves

Curve 27720bc1

27720 = 23 · 32 · 5 · 7 · 11



Data for elliptic curve 27720bc1

Field Data Notes
Atkin-Lehner 2- 3- 5+ 7+ 11+ Signs for the Atkin-Lehner involutions
Class 27720bc Isogeny class
Conductor 27720 Conductor
∏ cp 16 Product of Tamagawa factors cp
deg 24576 Modular degree for the optimal curve
Δ -53793376560 = -1 · 24 · 38 · 5 · 7 · 114 Discriminant
Eigenvalues 2- 3- 5+ 7+ 11+  6  6 -4 Hecke eigenvalues for primes up to 20
Equation [0,0,0,582,-9763] [a1,a2,a3,a4,a6]
Generators [22:117:1] Generators of the group modulo torsion
j 1869154304/4611915 j-invariant
L 5.2191675677002 L(r)(E,1)/r!
Ω 0.57860717825095 Real period
R 2.2550565236146 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 55440z1 9240h1 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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