108 933 283 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 =	761000
B2 =	22305000

Status	Date	User	Residue	Shift	Type	Base
Verified	2020-12-30	Ruslan Borisov	4D6F5377BE461018	31323534	1	3

History

Date	User	Type	Result
2020-12-30	GAN	CERT	PRP Certification CERT proof power = 10 Proof certified good
2020-12-30	Ruslan Borisov	C-PRP	4D6F5377BE461018 PRP proof power = 10 PRP: Verified Proof certified good
2020-11-08	tsc	NF-PM1	B1=761000, B2=22305000, E=12
2020-05-03	TheJudger	NF	no factor from 2^76 to 2^77
2020-05-03	TheJudger	NF	no factor from 2^75 to 2^76
2020-04-02	David Hruska	NF	no factor from 2^74 to 2^75
2019-07-31	Niels_Mache_Nextcloud	NF	no factor from 2^73 to 2^74
2019-07-31	Niels_Mache_Nextcloud	NF	no factor from 2^72 to 2^73
2019-01-21	Niels_Mache_Nextcloud	NF	no factor from 2^71 to 2^72
2014-10-31	shauge	NF	no factor from 2^70 to 2^71
2014-10-31	shauge	NF	no factor from 2^69 to 2^70
2013-09-30	-Anonymous-	NF	no factor from 2^68 to 2^69
2013-09-30	g0b	NF	no factor from 2^67 to 2^68
2013-09-26	g0b	NF	no factor from 2^66 to 2^67
2012-05-23	OS1	NF	no factor from 2^65 to 2^66
2010-09-12	Mr-Plonk	NF	no factor from 2^64 to 2^65
2010-06-27	Charles A. Morris	NF	no factor from 2^63 to 2^64