142 767 061 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
2026-09-18	EarlOfSandwich	PRP	PRP	36.45 %	2026-10-13	2026-10-27

P-1

B1 =	1229000
B2 =	1382797680

History

Date	User	Type	Result
2024-10-03	Luke Durant	NF-PM1	B1=1229000, B2=1382797680
2024-10-01	Luke Durant	NF	no factor TF: 76-77
2024-03-19	1997rj7	NF	no factor TF: 75-76
2023-01-23	SRBase	NF	no factor TF: 74-75
2016-05-28	taffa	NF	no factor TF: 73-74
2016-05-28	taffa	NF	no factor TF: 72-73
2016-05-28	taffa	NF	no factor TF: 71-72
2016-05-24	Mihai Preda	NF	no factor TF: 70-71
2016-04-20	workerthread	NF	no factor TF: 69-70
2016-04-15	Mihai Preda	NF	no factor TF: 68-69
2016-03-31	dbaugh	NF	no factor TF: 67-68
2015-02-24	aurashift	NF	no factor TF: 66-67
2012-12-12	OS1	NF	no factor TF: 65-66
2010-12-18	Ali	NF	no factor TF: 64-65
2010-06-17	-anonymous-	NF	no factor TF: 63-64