8 316 479 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite, with 2 known prime factors. Cofactor is composite.

Trial Factored to 2⁶⁸

TF target 2⁶⁸

Factored

Factor	Digits	Bits	Date
66531833	8	26.0	old
4957800843886991	16	52.1	2014-07-30 11:29:55

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2018-10-07	rucio	D68E46FBE2FA4FFB	2	3634341	5	3
Verified	PRP without proof (not generated)	2020-04-20	alan145	D68E46FBE2FA4FFB	2	1001230	5	3

History

Date	User	Type	Result
2024-06-10	Stef42	NF-PM1	B1=1375000, B2=2725257990
2020-04-20	alan145	C-PRP	M8316479/66531833/4957800843886991 : D68E46FBE2FA4FFB
2018-10-07	rucio	C-PRP	M8316479/66531833/4957800843886991 : D68E46FBE2FA4FFB
2014-07-30	TJAOI	F	Factor: 4957800843886991

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