11 641 943 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 2 known prime factors. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
127153301447	12	36.9	old
84202262026153	14	46.3	2008-09-08 07:37:24

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2021-10-01	firejuggler	1340B00D85F1BE74	2	6136450	5	3

History

Date	User	Type	Result
2025-03-11	yuriy_5-1	NF-PM1	B1=6985164, B2=453435840
2025-02-10	yuriy_5-1	NF-PM1	B1=4656776, B2=598008840
2024-12-04	yuriy_5-1	NF	no factor from 2^71 to 2^72
2024-12-04	yuriy_5-1	NF	no factor from 2^70 to 2^71
2024-12-04	yuriy_5-1	NF	no factor from 2^69 to 2^70
2024-12-04	yuriy_5-1	NF	no factor from 2^68 to 2^69
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	firejuggler	C-PRP	M11641943/127153301447/84202262026153 : 1340B00D85F1BE74 PRP proof power = 8 PRP: Verified Proof certified good
2008-09-08	Will Edgington	F	Factor: 84202262026153