146 741 533 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
86881614901644369794047	23	76.2	2025-02-27 20:31:40

History

Date	User	Type	Result
2025-02-27	NStorm	F	Factor: 86881614901644369794047 / TF: 76-77
2024-10-18	Luke Durant	NF-PM1	B1=1300000, B2=1572746670
2024-07-27	SRBase	NF	no factor TF: 75-76
2023-01-29	SRBase	NF	no factor TF: 74-75
2021-11-29	SRBase	NF	no factor TF: 73-74
2020-11-16	SRBase	NF	no factor TF: 72-73
2017-01-25	workerthread	NF	no factor TF: 71-72
2017-01-22	workerthread	NF	no factor TF: 70-71
2017-01-18	La Güira	NF	no factor TF: 69-70
2017-01-18	La Güira	NF	no factor TF: 68-69
2016-03-21	Derek	NF	no factor TF: 67-68
2015-03-07	S. Eichsteininger	NF	no factor TF: 66-67
2012-12-29	Charles A. Morris	NF	no factor TF: 65-66
2011-01-20	James Hintz	NF	no factor TF: 64-65
2010-06-21	Charles A. Morris	NF	no factor TF: 63-64