8 061 223 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
1866184813273351	16	50.7	old

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-07-26	_p95holder_	2CEDEFEF89C280A8	1	3143713	5	3
Verified	2020-01-14	tottenhoff	2CEDEFEF89C280A8	1	7857507	5	3

History

Date	User	Type	Result
2024-02-26	Stef42	NF-PM1	B1=937000, B2=1792472220
2020-01-14	tottenhoff	C-PRP	M8061223/1866184813273351 : 2CEDEFEF89C280A8 PRP: Verified PRP without proof (not generated)
2018-07-26	_p95holder_	C-PRP	M8061223/1866184813273351 : 2CEDEFEF89C280A8 PRP: Verified PRP without proof (not generated)

Username
Password