8 315 707 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
332628281	9	28.3	old

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2018-10-07	ATH	5C6A8F66FA3A0183	1	352919	5	3
Verified	PRP without proof (not generated)	2020-04-18	daveward2005	5C6A8F66FA3A0183	1	7157899	5	3

History

Date	User	Type	Result
2024-06-10	Stef42	NF-PM1	B1=1375000, B2=2725257990
2020-04-18	daveward2005	C-PRP	M8315707/332628281 : 5C6A8F66FA3A0183
2018-10-07	ATH	C-PRP	M8315707/332628281 : 5C6A8F66FA3A0183

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