6 915 871 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 1 known prime factor. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
25505732249	11	34.6	old

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-01-19	trebor	2D76AC1457AD2849	1	5187992	5	3
Verified	2019-01-22	ATH	2D76AC1457AD2849	1	3881517	5	3

History

Date	User	Type	Result
2023-12-27	Stef42	NF-PM1	B1=569000, B2=1280664000
2019-01-22	ATH	C-PRP	M6915871/25505732249 : 2D76AC1457AD2849 PRP: Verified PRP without proof (not generated)
2018-01-19	trebor	C-PRP	M6915871/25505732249 : 2D76AC1457AD2849 PRP: Verified PRP without proof (not generated)

Username
Password