Cremona's table of elliptic curves

47808 = 2⁶ · 3² · 83

Field	Data	Notes
Atkin-Lehner	2+ 3- 83-	Signs for the Atkin-Lehner involutions
Class	47808x	Isogeny class
Conductor	47808	Conductor
∏ cp	8	Product of Tamagawa factors cp
Δ	85348448585220096 = 215 · 322 · 83	Discriminant
Eigenvalues	2+ 3-  2  4  4 -2 -2 -4	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,-110604,1698640]	[a1,a2,a3,a4,a6]
Generators	[-327961260:663979960:970299]	Generators of the group modulo torsion
j	6264100970504/3572877843	j-invariant
L	8.586557394392	L(r)(E,1)/r!
Ω	0.29242477080358	Real period
R	14.681651918207	Regulator
r	1	Rank of the group of rational points
S	0.99999999999913	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	47808m4 23904r3 15936j3	Quadratic twists by: -4 8 -3

Hecke Eigenvalues for elliptic curve 47808x4

a2	a3	a5	a7	a11	a13	a17	a19	a23	a29	a31	a37	a41	a43	a47	a53	a59	a61	a67	a71	a73	a79	a83	a89	a97
+	-	2	4	4	-2	-2	-4	4	-2	-4	-6	-10	-4	-8	-6	4	2	4	-8	-6	0	-	6	-6

---

Quadratic twists for elliptic curve 47808x4

-4	8	-3
47808m4	23904r3	15936j3

---

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

Part of Computational Number Theory
Back to Tables and computations