995 975 411 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 2⁸⁵

Factored

Factor	Digits	Bits	Date
40738565013877229158343	23	75.1	2025-01-01 16:13:00

History

Date	User	Type	Result
2025-06-12	Greg	F	Factor: 40738565013877229158343 / TF: 75-76
2025-01-01	Dmitry Bolshakov	F	Factor: 40738565013877229158343 / TF: 75-76*
2024-03-23	JacobZ	NF	no factor TF: 74-75
2022-01-06	KEP	NF	no factor TF: 73-74
2021-07-05	SRBase	NF	no factor TF: 72-73
2020-07-17	Yves de Wandelaar	NF	no factor TF: 71-72
2012-09-03	lindee	NF	no factor TF: 67-71
2011-06-19	lindee	NF	no factor TF: 66-67
2011-02-10	lindee	NF	no factor TF: 65-66
2010-08-25	HBendtz	NF	no factor TF: 64-65