371 766 667 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite: 1 known prime factor

Trial Factored to 2⁷⁶

TF target 2⁸¹

Factored

Factor	Digits	Bits	Date
74570197126607420565433	23	76.0	2025-02-27 15:51:33

History

Date	User	Type	Result
2025-02-27	NStorm	F	Factor: 74570197126607420565433 / TF: 75-76
2023-10-25	SRBase	NF	no factor TF: 74-75
2022-06-27	SRBase	NF	no factor TF: 73-74
2021-01-23	SRBase	NF	no factor TF: 72-73
2020-07-31	SRBase	NF	no factor TF: 71-72
2020-05-21	SRBase	NF	no factor TF: 70-71
2019-01-15	sasaki	NF	no factor TF: 69-70
2018-08-05	srow7	NF	no factor TF: 68-69
2017-01-16	dinausaur.ch	NF	no factor TF: 67-68
2016-03-29	Rolf Larsen	NF	no factor TF: 66-67
2014-04-03	Andrew B	NF	no factor TF: 65-66
2011-02-24	Architects Cubed	NF	no factor TF: 64-65