8 323 151 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite, with 1 known prime factor. Cofactor is composite.

Trial Factored to 2⁶⁸

TF target 2⁶⁸

Factored

Factor	Digits	Bits	Date
296839670489039	15	48.1	old

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2018-10-13	Oliver Kruse	31FBA2DDD9DA2F3B	1	1797760	5	3
Verified	PRP without proof (not generated)	2020-04-18	oodaira	31FBA2DDD9DA2F3B	1	7686577	5	3

History

Date	User	Type	Result
2024-06-10	Stef42	NF-PM1	B1=1375000, B2=2788626750
2020-04-18	oodaira	C-PRP	M8323151/296839670489039 : 31FBA2DDD9DA2F3B
2018-10-13	Oliver Kruse	C-PRP	M8323151/296839670489039 : 31FBA2DDD9DA2F3B

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