8 040 391 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
56764382407443713	17	55.7	old

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-07-18	_p95holder_	6A3B0A6A41AFC686	1	7232204	5	3
Verified	2020-01-07	oodaira	6A3B0A6A41AFC686	1	7765972	5	3

History

Date	User	Type	Result
2024-02-25	Stef42	NF-PM1	B1=944000, B2=1792472220
2020-01-07	oodaira	C-PRP	M8040391/56764382407443713 : 6A3B0A6A41AFC686 PRP: Verified PRP without proof (not generated)
2018-07-18	_p95holder_	C-PRP	M8040391/56764382407443713 : 6A3B0A6A41AFC686 PRP: Verified PRP without proof (not generated)

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