118 198 919 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 2⁷⁸

TF target 2⁷⁶

P-1

B1 =	674000
B2 =	75783330

Status	Date	User	Residue	Shift	Type	Base
Verified	2024-03-08	Ruslan Borisov	58AA3CEF202CDED0	78786304	1	3

History

Date	User	Type	Result
2024-03-08	Yxinity	CERT	PRP Certification CERT proof power = 10 Proof certified good
2024-03-08	Ruslan Borisov	C-PRP	58AA3CEF202CDED0 PRP proof power = 10 PRP: Verified Proof certified good
2023-06-10	Jaytholomew	NF-PM1	B1=674000, B2=75783330
2022-09-29	Aerow	NF	no factor from 2^77 to 2^78
2022-05-10	TheJudger	NF	no factor from 2^76 to 2^77
2021-07-04	TheJudger	NF	no factor from 2^75 to 2^76
2021-07-04	TheJudger	NF	no factor from 2^74 to 2^75
2019-08-18	Niels_Mache_Nextcloud	NF	no factor from 2^73 to 2^74
2016-04-16	snme2pm1	NF	no factor from 2^72 to 2^73
2014-11-25	snme2pm1	NF	no factor from 2^71 to 2^72
2014-11-25	snme2pm1	NF	no factor from 2^70 to 2^71
2014-11-25	snme2pm1	NF	no factor from 2^69 to 2^70
2014-06-27	snme2pm1	NF	no factor from 2^68 to 2^69
2014-04-05	snme2pm1	NF	no factor from 2^66 to 2^68
2012-07-12	sasaki3	NF	no factor from 2^65 to 2^66
2010-10-14	Torchwood Institute	NF	no factor from 2^64 to 2^65
2010-05-13	Torchwood Institute	NF	no factor from 2^63 to 2^64