11 657 743 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
116577431	9	26.8	old

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2021-10-01	mrh	9FBA174425FBD0EE	1	2486832	5	3

History

Date	User	Type	Result
2025-06-12	yuriy_5-1	NF	no factor from 2^70 to 2^71
2025-05-05	yuriy_5-1	NF	no factor from 2^69 to 2^70
2025-03-28	yuriy_5-1	NF	no factor from 2^68 to 2^69
2025-03-11	yuriy_5-1	NF-PM1	B1=6994644, B2=453435840
2025-02-10	yuriy_5-1	NF-PM1	B1=4663096, B2=598008840
2024-06-17	yuriy_5-1	NF-PM1	B1=262144, B2=137022600
2021-10-01	Ben Delo	CERT	PRP Certification Proof certified good
2021-10-01	mrh	C-PRP	M11657743/116577431 : 9FBA174425FBD0EE PRP proof power = 8 PRP: Verified Proof certified good