7 870 361 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
26822190289	11	34.6	old
187629406241	12	37.4	2008-09-08 03:40:59

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-05-31	_p95holder_	2294D86C20B4B5AA	2	7387811	5	3
Verified	2019-10-30	GAN	2294D86C20B4B5AA	2	1247428	5	3

History

Date	User	Type	Result
2024-02-01	Stef42	NF-PM1	B1=950000, B2=1968826860
2019-10-30	GAN	C-PRP	M7870361/26822190289/187629406241 : 2294D86C20B4B5AA PRP: Verified PRP without proof (not generated)
2018-05-31	_p95holder_	C-PRP	M7870361/26822190289/187629406241 : 2294D86C20B4B5AA PRP: Verified PRP without proof (not generated)
2008-09-08	Will Edgington	F	Factor: 187629406241