141 561 103 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

No known factors, not tested for primality

No factors below 2⁷⁷

TF target 2⁷⁷

Assignments

Assigned	User	Work Type	Stage	% Done	Updated	Est Complete	Expired
2026-08-29	curtisc	PRP	PRP	62.21 %	2026-09-07	2026-09-13

P-1

B1 =	829000
B2 =	83781180

History

Date	User	Type	Result
2024-10-01	Ryan Propper	NF-PM1	B1=829000, B2=83781180
2024-09-22	Ryan Propper	NF	no factor TF: 76-77
2024-07-15	SRBase	NF	no factor TF: 75-76
2023-01-21	SRBase	NF	no factor TF: 74-75
2021-11-06	SRBase	NF	no factor TF: 73-74
2020-10-25	SRBase	NF	no factor TF: 72-73
2017-02-10	Aare Vesi	NF	no factor TF: 71-72
2017-02-09	guru	NF	no factor TF: 70-71
2017-02-08	JoDu	NF	no factor TF: 69-70
2017-02-05	JoDu	NF	no factor TF: 68-69
2016-03-25	dbaugh	NF	no factor TF: 67-68
2015-02-21	GrunwalderGIMP	NF	no factor TF: 66-67
2012-12-04	AKAxAuto	NF	no factor TF: 65-66
2010-12-14	sasaki3	NF	no factor TF: 64-65
2010-06-15	Charles A. Morris	NF	no factor TF: 63-64