153 250 847 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 2⁷⁷

TF target 2⁷⁷

Factored

Factor	Digits	Bits	Date
9786094263500609364974682113	28	93.0	2025-03-16 00:38:42

P-1 factors

Date	Factors	B1	B2
2025-03-16	9786094263500609364974682113	1092000	1092000

History

Date	User	Type	Result
2025-03-16	Dmitry Bolshakov	F-PM1	Factor: 9786094263500609364974682113 / B1=1092000
2025-01-03	zhangst	NF	no factor TF: 76-77
2024-08-09	SRBase	NF	no factor TF: 75-76
2023-02-14	SRBase	NF	no factor TF: 74-75
2021-11-14	SRBase	NF	no factor TF: 73-74
2017-05-01	Sergey Nosov	NF	no factor TF: 72-73
2017-01-07	alan145	NF	no factor TF: 71-72
2017-01-05	guru	NF	no factor TF: 70-71
2017-01-04	Team_Inspector	NF	no factor TF: 69-70
2016-06-29	pussijussi	NF	no factor TF: 68-69
2016-04-25	Summy	NF	no factor TF: 67-68
2015-04-02	tsc	NF	no factor TF: 66-67
2013-01-26	ALS	NF	no factor TF: 65-66
2011-01-18	Charles A. Morris	NF	no factor TF: 64-65
2010-06-24	Lars Fricke	NF	no factor TF: 63-64