90 062 767 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 2⁷⁵

TF target 2⁷⁵

Factored

Factor	Digits	Bits	Date
31426249583890764670127	23	74.7	2018-11-17 16:18:15

History

Date	User	Type	Result
2025-06-03	Greg	F	Factor: 31426249583890764670127 / TF: 74-75
2024-05-16	James Heinrich	NF	no factor TF: 68-69
2022-06-10	LordJulius	NF	no factor TF: 64-66
2018-11-17	Andrew B	F	Factor: 31426249583890764670127 / TF: 74-75*
2018-02-25	c10ck3r	NF-PM1	B1=10000
2017-11-19	Carsten Kossendey	NF	no factor TF: 73-74
2016-07-08	Carsten Kossendey	NF	no factor TF: 72-73
2015-01-08	Carsten Kossendey	NF	no factor TF: 71-72
2014-12-11	JakeW	NF	no factor TF: 70-71
2011-01-13	Carsten Kossendey	NF	no factor TF: 69-70
2011-01-08	Carsten Kossendey	NF	no factor TF: 68-69
2009-10-15	Carsten Kossendey	NF	no factor TF: 67-68
2009-10-14	Carsten Kossendey	NF	no factor TF: 66-67