152 984 297 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
111102198155811455940093573271	30	96.5	2025-01-27 17:46:50

P-1 factors

Date	Factors	B1	B2
2025-01-27	111102198155811455940093573271	1561000	756223650

History

Date	User	Type	Result
2025-01-27	NStorm	NF-PM1	B1=1561000, B2=8109606960
2025-01-27	NStorm	F-PM1	Factor: 111102198155811455940093573271 / B1=1561000, B2=756223650
2025-01-06	Jurzal	NF	no factor TF: 76-77
2024-08-06	SRBase	NF	no factor TF: 75-76
2023-02-11	SRBase	NF	no factor TF: 74-75
2021-11-14	SRBase	NF	no factor TF: 73-74
2017-05-06	nranks	NF	no factor TF: 72-73
2017-04-20	Ryan Propper	NF	no factor TF: 71-72
2017-04-20	Ryan Propper	NF	no factor TF: 70-71
2017-04-20	Ryan Propper	NF	no factor TF: 69-70
2017-02-26	ZacHFX	NF	no factor TF: 68-69
2016-04-26	tsc	NF	no factor TF: 67-68
2015-04-04	Grant McCracken	NF	no factor TF: 66-67
2013-01-24	S530729	NF	no factor TF: 65-66
2011-01-18	sannerud.com	NF	no factor TF: 64-65
2010-07-30	1997rj7	NF	no factor TF: 63-64