7 897 499 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
36833935337	11	35.1	old
223293886727	12	37.7	2008-09-08 03:41:38

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-06-01	_p95holder_	8A6DB4D9FC1B238A	2	3316577	5	3
Verified	2019-11-11	marssystems	8A6DB4D9FC1B238A	2	3871337	5	3

History

Date	User	Type	Result
2024-02-02	Stef42	NF-PM1	B1=950000, B2=1968826860
2019-11-11	marssystems	C-PRP	M7897499/36833935337/223293886727 : 8A6DB4D9FC1B238A PRP: Verified PRP without proof (not generated)
2018-06-01	_p95holder_	C-PRP	M7897499/36833935337/223293886727 : 8A6DB4D9FC1B238A PRP: Verified PRP without proof (not generated)
2008-09-08	Will Edgington	F	Factor: 223293886727