11 647 127 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
14981769342863	14	43.8	old

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2021-11-07	ThomRuley	B68706BB15AE1BD5	1	353431	1	3
Verified	2021-11-08	LaurV	B68706BB15AE1BD5	1	3028951	1	3

History

Date	User	Type	Result
2025-06-10	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
2025-04-04	yuriy_5-1	NF	no factor from 2^68 to 2^69
2025-03-11	yuriy_5-1	NF-PM1	B1=6988272, B2=453435840
2025-02-10	yuriy_5-1	NF-PM1	B1=4658848, B2=598008840
2024-06-17	yuriy_5-1	NF-PM1	B1=262144, B2=137022600
2021-11-08	LaurV	C-PRP	M11647127/14981769342863 : B68706BB15AE1BD5 PRP: Verified PRP without proof (not generated)
2021-11-07	ThomRuley	C-PRP	M11647127/14981769342863 : B68706BB15AE1BD5 PRP: Verified PRP without proof (not generated)