6 976 217 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
153755822681	12	37.2	old

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-01-25	trebor	20787172B65A7854	1	1302411	5	3
Verified	2019-02-17	artorollo	20787172B65A7854	1	4448790	5	3

History

Date	User	Type	Result
2024-01-01	Stef42	NF-PM1	B1=600000, B2=1280476890
2019-02-17	artorollo	C-PRP	M6976217/153755822681 : 20787172B65A7854 PRP: Verified PRP without proof (not generated)
2018-01-25	trebor	C-PRP	M6976217/153755822681 : 20787172B65A7854 PRP: Verified PRP without proof (not generated)

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