11 660 731 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
116607311	9	26.8	old
330416328041497	15	48.2	2014-04-01 10:28:37

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2021-10-09	onlinegame	007DB1F7205983F1	2	5886301	1	3
Verified	2021-10-09	LaurV	007DB1F7205983F1	2	2116288	1	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
2025-03-31	yuriy_5-1	NF	no factor from 2^68 to 2^69
2025-03-11	yuriy_5-1	NF-PM1	B1=6996438, B2=453435840
2025-02-10	yuriy_5-1	NF-PM1	B1=4664292, B2=598008840
2024-06-17	yuriy_5-1	NF-PM1	B1=262144, B2=137022600
2021-10-09	LaurV	C-PRP	M11660731/116607311/330416328041497 : 007DB1F7205983F1 PRP: Verified PRP without proof (not generated)
2021-10-09	onlinegame	C-PRP	M11660731/116607311/330416328041497 : 007DB1F7205983F1 PRP: Verified PRP without proof (not generated)
2014-04-01	TJAOI	F	Factor: 330416328041497