7 828 091 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
131248385235438511	18	56.9	old

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-05-21	_p95holder_	C85636D0F17BDC7F	1	7699221	5	3
Verified	2019-10-17	GAN	C85636D0F17BDC7F	1	2512812	5	3

History

Date	User	Type	Result
2024-02-06	Stef42	NF-PM1	B1=859000, B2=1382772300
2019-10-17	GAN	C-PRP	M7828091/131248385235438511 : C85636D0F17BDC7F PRP: Verified PRP without proof (not generated)
2018-05-21	_p95holder_	C-PRP	M7828091/131248385235438511 : C85636D0F17BDC7F PRP: Verified PRP without proof (not generated)

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