108 557 093 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 =	758000
B2 =	21648000

Status	Date	User	Residue	Shift	Type	Base
Verified	2022-02-15	Conductor	1FE613D1E5569E9F	1972347	1	3

History

Date	User	Type	Result
2022-02-15	curtisc	CERT	PRP Certification CERT proof power = 8 Proof certified good
2022-02-15	Conductor	C-PRP	1FE613D1E5569E9F PRP proof power = 8 PRP: Verified Proof certified good
2022-01-21	Conductor	NF-PM1	B1=758000, B2=21648000, E=6
2022-01-17	1997rj7	NF	no factor from 2^76 to 2^77
2021-04-26	TheJudger	NF	no factor from 2^75 to 2^76
2021-04-26	TheJudger	NF	no factor from 2^74 to 2^75
2019-09-23	Niels_Mache_Nextcloud	NF	no factor from 2^73 to 2^74
2019-09-23	Niels_Mache_Nextcloud	NF	no factor from 2^72 to 2^73
2015-02-08	PascalBieri	NF	no factor from 2^71 to 2^72
2014-07-21	Ryan Propper	NF	no factor from 2^70 to 2^71
2014-07-21	Ryan Propper	NF	no factor from 2^69 to 2^70
2014-07-21	Ryan Propper	NF	no factor from 2^68 to 2^69
2014-07-21	Ryan Propper	NF	no factor from 2^67 to 2^68
2014-07-20	GrunwalderGIMP	NF	no factor from 2^66 to 2^67
2012-05-22	Andrew B	NF	no factor from 2^65 to 2^66
2010-09-11	Mr-Plonk	NF	no factor from 2^64 to 2^65
2010-04-27	Torchwood Institute	NF	no factor from 2^63 to 2^64