332 263 871 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 2⁸¹

TF target 2⁸¹

Factored

Factor	Digits	Bits	Date
1233922354783599976860017	25	80.0	2023-01-01 22:10:03

History

Date	User	Type	Result
2025-06-23	Greg	F	Factor: 1233922354783599976860017 / TF: 80-81
2024-07-16	Grant McCracken	NF	no factor TF: 71-72
2024-04-03	Grant McCracken	NF	no factor TF: 70-71
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-01-01	Mark Rose	F	Factor: 1233922354783599976860017 / TF: 80-81*
2023-01-01	Mark Rose	NF	no factor TF: 79-80
2019-12-13	MadPoo 🙂	NF-PM1	B1=100000, B2=1000000
2019-04-12	MadPoo 🙂	NF-PM1	B1=100000
2013-12-28	Bill Staffen	NF	no factor TF: 78-79
2013-12-06	Bill Staffen	NF	no factor TF: 77-78
2013-10-27	Bill Staffen	NF	no factor TF: 76-77
2013-10-23	Bill Staffen	NF	no factor TF: 75-76
2013-06-04	Team_Inspector	NF	no factor TF: 74-75
2011-06-27	Christian Geschwentner	NF	no factor TF: 73-74
2011-06-20	Christian Geschwentner	NF	no factor TF: 72-73
2011-03-29	Grant McCracken	NF	no factor TF: 71-72
2011-03-28	Grant McCracken	NF	no factor TF: 70-71
2009-11-28	Grant McCracken	NF	no factor TF: 69-70
2009-05-28	Team_Inspector	NF	no factor TF: 68-69