111 688 777 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 =	805000
B2 =	32828000

Status	Date	User	Residue	Shift	Type	Base
Verified	2022-12-20	ky0uraku	B89F1FA5D20372B1	107332521	1	3

History

Date	User	Type	Result
2022-12-20	lozcs	CERT	PRP Certification CERT proof power = 9 Proof certified good
2022-12-20	ky0uraku	C-PRP	B89F1FA5D20372B1 PRP proof power = 9 PRP: Verified Proof certified good
2022-03-26	Ryan Propper	NF-PM1	B1=805000, B2=32828000
2021-01-11	arpcar	NF	no factor from 2^76 to 2^77
2020-12-12	arpcar	NF	no factor from 2^75 to 2^76
2020-11-25	laxeye	NF	no factor from 2^74 to 2^75
2020-07-27	jwnutter	NF	no factor from 2^73 to 2^74
2020-04-26	SRBase	NF	no factor from 2^72 to 2^73
2019-01-12	Niels_Mache_Nextcloud	NF	no factor from 2^71 to 2^72
2015-10-12	Smok_bmv	NF	no factor from 2^70 to 2^71
2015-08-09	el grocco	NF	no factor from 2^69 to 2^70
2015-02-07	Justin	NF	no factor from 2^68 to 2^69
2014-11-15	JMGarcia	NF	no factor from 2^67 to 2^68
2014-11-14	Richard	NF	no factor from 2^66 to 2^67
2012-05-30	Torchwood Institute	NF	no factor from 2^65 to 2^66
2010-09-23	Mr-Plonk	NF	no factor from 2^64 to 2^65
2010-05-03	oodaira	NF	no factor from 2^63 to 2^64