2 619 289 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

Composite, with 3 known prime factors. Cofactor is composite.

Trial Factored to 2⁶⁸

TF target 2⁶³

Factored

Factor	Digits	Bits	Date
89433003617	11	36.4	old
346201904287	12	38.3	2008-07-14 20:29:10
11633034206662390129	20	63.3	2017-01-30 12:37:17

ECM

Digits	B1	Curves
25	50000	133 / 280

Estimated T-Level: 22.4 ⓘ

TF below 2^69 is very unlikely to find new factors due to ECM effort.

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2017-10-17	Oliver Kruse	763FB10A653DDC67	3	2513384	5	3
Verified	PRP without proof (not generated)	2017-12-02	storm5510	763FB10A653DDC67	3	2345428	5	3

History

Date	User	Type	Result
2019-07-04	alpertron	NF-PM1	B1=2000000, B2=60000000, E=12
2017-12-02	storm5510	C-PRP	M2619289/89433003617/346201904287/11633034206662390129 : 763FB10A653DDC67
2017-10-17	Oliver Kruse	C-PRP	M2619289/89433003617/346201904287/11633034206662390129 : 763FB10A653DDC67
2017-01-30	TJAOI	F	Factor: 11633034206662390129
2008-07-14	George Woltman	F-ECM	Factor: 346201904287

Username
Password