8 818 703 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
154997523929	12	37.2	old
296749355951	12	38.1	2008-09-08 04:39:57

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2019-02-08	artorollo	518E0F7C6D3C9D6C	2	5442580	5	3
Verified	2020-09-11	kutens	518E0F7C6D3C9D6C	2	7265734	5	3

History

Date	User	Type	Result
2024-09-12	Stef42	NF-PM1	B1=1718000, B2=2260127100
2020-09-11	kutens	C-PRP	M8818703/154997523929/296749355951 : 518E0F7C6D3C9D6C PRP: Verified PRP without proof (not generated)
2019-02-08	artorollo	C-PRP	M8818703/154997523929/296749355951 : 518E0F7C6D3C9D6C PRP: Verified PRP without proof (not generated)
2008-09-08	Will Edgington	F	Factor: 296749355951