332 379 857 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 =	3340000
B2 =	108550000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=9	2022-01-19	William Wallace	B1F3837FF5545549	74616829	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-12	Mark Rose	NF	no factor TF: 80-81
2022-03-12	Kriesel	CERT	Proof certified good
2022-01-19	William Wallace	C-PRP	B1F3837FF5545549 Proof Certified Good Proof Power: 9
2017-08-10	Random GPUs	NF	no factor TF: 77-78
2017-08-10	Random GPUs	NF	no factor TF: 78-79
2017-08-10	Random GPUs	NF	no factor TF: 79-80
2017-08-10	Random GPUs	NF	no factor TF: 76-77
2015-02-02	aurashift	NF-PM1	B1=3340000, B2=108550000, E=12
2015-01-09	Jacques MOLNE	NF	no factor TF: 75-76
2015-01-08	Jacques MOLNE	NF	no factor TF: 74-75
2014-12-13	Jacques MOLNE	NF	no factor TF: 73-74
2013-01-23	LaurV	NF	no factor TF: 72-73
2012-09-15	Grant McCracken	NF	no factor TF: 71-72
2011-02-01	Grant McCracken	NF	no factor TF: 70-71
2010-07-22	Grant McCracken	NF	no factor TF: 69-70
2010-03-09	Grant McCracken	NF	no factor TF: 68-69