8 067 149 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

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

Factored

Factor	Digits	Bits	Date
135915326353	12	37.0	old
502740385553839	15	48.8	2014-04-16 11:15:52

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-07-28	_p95holder_	257C557D5DC04F8B	2	6287461	5	3
Verified	2020-01-20	oodaira	257C557D5DC04F8B	2	7891096	5	3

History

Date	User	Type	Result
2024-02-26	Stef42	NF-PM1	B1=965000, B2=2044750890
2020-01-20	oodaira	C-PRP	M8067149/135915326353/502740385553839 : 257C557D5DC04F8B PRP: Verified PRP without proof (not generated)
2018-07-28	_p95holder_	C-PRP	M8067149/135915326353/502740385553839 : 257C557D5DC04F8B PRP: Verified PRP without proof (not generated)
2014-04-16	TJAOI	F	Factor: 502740385553839