332 407 981 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 =	5310000
B2 =	5310000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=10	2022-07-10	UNF12	01B36FE44C5E8CA6	0	1	3

History

Date	User	Type	Result
2023-03-24	Mark Rose	NF	no factor TF: 80-81
2023-03-08	Mark Rose	NF	no factor TF: 79-80
2023-02-22	Mark Rose	NF	no factor TF: 78-79
2022-07-10	wza	CERT	Proof certified good
2022-07-10	UNF12	C-PRP	Proof Certified Good Proof Power: 10
2021-07-03	Jon Pace	NF	no factor TF: 77-78
2015-07-02	Mark Woodrow	NF	no factor TF: 76-77
2015-07-02	Mark Woodrow	NF-PM1	B1=5310000
2015-02-18	Jacques MOLNE	NF	no factor TF: 75-76
2015-02-13	Jacques MOLNE	NF	no factor TF: 74-75
2015-01-31	Xebecer	NF	no factor TF: 73-74
2013-01-25	LaurV	NF	no factor TF: 72-73
2013-01-25	LaurV	NF	no factor TF: 71-72
2012-10-09	kracker	NF	no factor TF: 70-71
2012-06-30	LaurV	NF	no factor TF: 69-70
2011-04-15	Grant McCracken	NF	no factor TF: 68-69
2011-04-15	Grant McCracken	NF	no factor TF: 67-68