121 634 021 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite: 1 known prime factor

Factored

Factor	Digits	Bits	Date
99276435404155551518631625469209	32	106.3	2024-03-08 20:11:37

P-1 factors

Date	Factor	B1	B2
2024-03-08	99276435404155551518631625469209	2000000	456327300

History

Date	User	Type	Result
2024-03-08	Dmitry Bolshakov	F-PM1	Factor: 99276435404155551518631625469209 / (P-1, B1=2000000, B2=456327300)
2022-06-24	TheJudger	NF	no factor from 2^76 to 2^77
2021-08-20	TheJudger	NF	no factor from 2^75 to 2^76
2021-08-20	TheJudger	NF	no factor from 2^74 to 2^75
2020-03-10	Niels_Mache_Nextcloud	NF	no factor from 2^73 to 2^74
2020-03-10	Niels_Mache_Nextcloud	NF	no factor from 2^72 to 2^73
2016-04-04	Mason	NF	no factor from 2^70 to 2^71
2016-02-01	AK76	NF	no factor from 2^71 to 2^72
2016-02-01	el grocco	NF	no factor from 2^70 to 2^71
2013-12-20	GrunwalderGIMP	NF	no factor from 2^69 to 2^70
2013-12-20	GrunwalderGIMP	NF	no factor from 2^68 to 2^69
2013-12-20	GrunwalderGIMP	NF	no factor from 2^66 to 2^68
2012-08-20	Richard	NF	no factor from 2^65 to 2^66
2010-10-22	Torchwood Institute	NF	no factor from 2^64 to 2^65
2010-05-23	Richard	NF	no factor from 2^63 to 2^64