332 600 131 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite: proven not-prime with PRP test

No factors below 2⁸¹

TF target 2⁸¹

P-1

B1 =	2000000
B2 =	80000000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2021-04-05	Chelle	290172652BCE3C20	279710351	1	3

History

Date	User	Type	Result
2024-06-05	LaurV	NF	no factor TF: 71-72
2021-04-05	Ben Delo	CERT	Proof certified good
2021-04-05	Chelle	C-PRP	290172652BCE3C20 Proof Certified Good Proof Power: 8
2021-02-25	Kriesel	NF-PM1	B1=2000000, B2=80000000
2021-02-24	Kriesel	NF	no factor TF: 80-81
2021-02-24	Kriesel	NF	no factor TF: 79-80
2021-02-24	Kriesel	NF	no factor TF: 78-79
2021-02-24	Kriesel	NF	no factor TF: 77-78
2021-02-24	Kriesel	NF	no factor TF: 76-77
2019-04-23	jaredvv	NF	no factor TF: 75-76
2016-01-23	srow7	NF	no factor TF: 74-75
2015-06-06	Team_Inspector	NF	no factor TF: 73-74
2013-05-03	america64	NF	no factor TF: 72-73
2013-03-03	Architects Cubed	NF	no factor TF: 71-72
2013-01-28	LaurV	NF	no factor TF: 70-71
2012-07-06	LaurV	NF	no factor TF: 69-70
2012-04-10	LaurV	NF	no factor TF: 68-69
2012-03-26	LaurV	NF	no factor TF: 67-68
2010-04-17	Grant McCracken	NF	no factor TF: 66-67