995 999 167 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
66189100076077906436471	23	75.8	2025-01-01 16:15:31

History

Date	User	Type	Result
2025-06-12	Greg	F	Factor: 66189100076077906436471 / TF: 75-76
2025-01-01	Dmitry Bolshakov	F	Factor: 66189100076077906436471 / TF: 75-76*
2024-03-22	JacobZ	NF	no factor TF: 74-75
2021-12-21	KEP	NF	no factor TF: 73-74
2021-01-05	ANONYMOUS	NF	no factor TF: 72-73
2017-01-10	Alex_soldier	NF	no factor TF: 71-72
2012-08-31	lindee	NF	no factor TF: 67-71
2011-06-23	lindee	NF	no factor TF: 66-67
2011-02-12	lindee	NF	no factor TF: 65-66
2010-08-26	HBendtz	NF	no factor TF: 64-65