8 894 887 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
80053983001	11	36.2	old

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2019-03-24	trebor	ADDFE830C382A5BA	1	5122853	5	3
Verified	2020-09-20	kutens	ADDFE830C382A5BA	1	4036386	5	3

History

Date	User	Type	Result
2024-10-20	Stef42	NF-PM1	B1=1968000, B2=2455449150
2024-10-03	Stef42	NF	no factor from 2^68 to 2^69
2020-09-21	Sternenlicht	CERT	PRP Certification Proof certified good
2020-09-20	kutens	C-PRP	M8894887/80053983001 : ADDFE830C382A5BA PRP proof power = 8 PRP: Verified Proof certified good
2019-03-24	trebor	C-PRP	M8894887/80053983001 : ADDFE830C382A5BA PRP: Verified PRP without proof (not generated)