111 866 191 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite: proven not-prime with PRP test

TF

No factors below 2⁷⁷

TF target 2⁷⁶

P-1

B1 =	543000
B2 =	22573000

Status	Date	User	Residue	Shift	Type	Base
Verified	2023-02-15	ky0uraku	1C096C02C2FA251F	16815934	1	3

History

Date	User	Type	Result
2023-02-15	curtisc	CERT	PRP Certification CERT proof power = 9 Proof certified good
2023-02-15	ky0uraku	C-PRP	1C096C02C2FA251F PRP proof power = 9 PRP: Verified Proof certified good
2022-03-25	owftheevil	NF-PM1	B1=543000, B2=22573000
2021-01-14	arpcar	NF	no factor from 2^76 to 2^77
2020-12-08	arpcar	NF	no factor from 2^75 to 2^76
2020-11-20	laxeye	NF	no factor from 2^74 to 2^75
2020-06-11	Dylan Delgado	NF	no factor from 2^73 to 2^74
2020-04-21	SRBase	NF	no factor from 2^72 to 2^73
2019-01-09	Niels_Mache_Nextcloud	NF	no factor from 2^71 to 2^72
2014-11-13	RichD0	NF	no factor from 2^70 to 2^71
2014-11-10	RichD0	NF	no factor from 2^69 to 2^70
2014-11-08	RichD0	NF	no factor from 2^68 to 2^69
2013-10-17	Lan_party	NF	no factor from 2^67 to 2^68
2013-10-16	]mh[ Virtek	NF	no factor from 2^66 to 2^67
2012-06-11	Richard	NF	no factor from 2^65 to 2^66
2010-09-23	sasaki3	NF	no factor from 2^64 to 2^65
2010-05-19	Richard	NF	no factor from 2^63 to 2^64