153 800 191 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 2⁷⁸

Factored

Factor	Digits	Bits	Date
143403122167184126940289	24	76.9	2024-12-23 10:51:05

History

Date	User	Type	Result
2025-01-20	Samuel Schmidt	F	Factor: 143403122167184126940289 / TF: 76-77
2024-12-23	Samuel Schmidt	F	Factor: 143403122167184126940289 / TF: 76-77
2024-08-09	SRBase	NF	no factor TF: 75-76
2023-02-16	SRBase	NF	no factor TF: 74-75
2021-11-29	SRBase	NF	no factor TF: 73-74
2017-06-25	StyM	NF	no factor TF: 72-73
2017-06-25	StyM	NF	no factor TF: 71-72
2017-06-25	Sam Dupuis	NF	no factor TF: 70-71
2017-06-12	La Güira	NF	no factor TF: 69-70
2017-03-01	vwflat4	NF	no factor TF: 68-69
2016-04-28	rubikvn2100	NF	no factor TF: 67-68
2015-04-09	GrunwalderGIMP	NF	no factor TF: 66-67
2013-01-28	tsc	NF	no factor TF: 65-66
2011-01-20	Mr-Plonk	NF	no factor TF: 64-65
2010-06-25	sasaki3	NF	no factor TF: 63-64