7 987 223 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

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

Factored

Factor	Digits	Bits	Date
2108626873	10	31.0	old

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-07-02	_p95holder_	5CB680443D8A2A65	1	2888779	5	3
Verified	2019-12-21	marssystems	5CB680443D8A2A65	1	4674897	5	3

History

Date	User	Type	Result
2024-02-15	Stef42	NF-PM1	B1=859000, B2=1345398600
2019-12-21	marssystems	C-PRP	M7987223/2108626873 : 5CB680443D8A2A65 PRP: Verified PRP without proof (not generated)
2018-07-02	_p95holder_	C-PRP	M7987223/2108626873 : 5CB680443D8A2A65 PRP: Verified PRP without proof (not generated)

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