7 828 039 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
211106555753	12	37.6	old
365828012740327	15	48.4	2008-09-30 23:49:18

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-05-17	_p95holder_	613B9CD8DAACFDFF	2	6115879	5	3
Verified	2019-10-17	Igvan28	613B9CD8DAACFDFF	2	2764055	5	3

History

Date	User	Type	Result
2024-02-06	Stef42	NF-PM1	B1=859000, B2=1382772300
2019-10-17	Igvan28	C-PRP	M7828039/211106555753/365828012740327 : 613B9CD8DAACFDFF PRP: Verified PRP without proof (not generated)
2018-05-17	_p95holder_	C-PRP	M7828039/211106555753/365828012740327 : 613B9CD8DAACFDFF PRP: Verified PRP without proof (not generated)
2008-09-30	markr	F	Factor: 365828012740327