11 956 687 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
1758638698099525317191	22	70.6	old

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2021-12-14	RichD0	0CF192FF674BF6F4	1	10010783	5	3

History

Date	User	Type	Result
2023-05-20	nordi	NF-PM1	B1=400000, B2=428459850
2021-12-14	henhecta	CERT	PRP Certification Proof certified good
2021-12-14	RichD0	C-PRP	M11956687/1758638698099525317191 : 0CF192FF674BF6F4 PRP proof power = 8 PRP: Verified Proof certified good
2021-11-21	nordi	NF-PM1	B1=400000, B2=12000000
2021-11-21	nordi	NF-PM1	B1=400000

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