969 450 263 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite: 2 known prime factors

Trial Factored to 2⁷⁶

TF target 2⁸⁵

Factored

Factor	Digits	Bits	Date
43900184768766282130351	23	75.2	2025-01-31 19:50:41
66764622317314144365463	23	75.8	2025-06-12 20:08:12

History

Date	User	Type	Result
2025-06-12	Greg	F	Factors: 43900184768766282130351,66764622317314144365463 / TF: 75-76
2025-01-31	Dmitry Bolshakov	F	Factor: 43900184768766282130351 / TF: 75-76*
2024-04-02	mewturn	NF	no factor TF: 74-75
2022-10-09	lycorn	NF	no factor TF: 73-74
2021-06-30	SRBase	NF	no factor TF: 72-73
2020-10-18	SRBase	NF	no factor TF: 71-72
2018-11-09	Niels_Mache_Nextcloud	NF	no factor TF: 70-71
2017-06-02	Yxinity	NF	no factor TF: 69-70
2017-04-29	Mark Rose	NF	no factor TF: 68-69
2016-05-16	ANONYMOUS	NF	no factor TF: 67-68
2015-03-09	E.Lechner	NF	no factor TF: 66-67
2012-07-28	linded	NF	no factor TF: 65-66
2010-09-22	HBendtz	NF	no factor TF: 64-65