332 806 153 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 =	2990000
B2 =	81477500

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=7	2021-07-12	tonyw	811C845AE7EFF7FC	285493149	1	3

History

Date	User	Type	Result
2024-06-05	LaurV	NF	no factor TF: 71-72
2023-03-26	Mark Rose	NF	no factor TF: 80-81
2023-03-21	Mark Rose	NF	no factor TF: 79-80
2023-03-01	Mark Rose	NF	no factor TF: 78-79
2021-07-12	Ben Delo	CERT	Proof certified good
2021-07-12	tonyw	C-PRP	Proof Certified Good Proof Power: 7
2020-02-01	QittyQat	NF-PM1	B1=2990000, B2=81477500, E=6
2019-11-10	lobsterfordinner	NF	no factor TF: 75-76
2019-11-10	lobsterfordinner	NF	no factor TF: 76-77
2019-11-10	lobsterfordinner	NF	no factor TF: 77-78
2018-01-24	Team_Inspector	NF	no factor TF: 74-75
2015-07-20	srow7	NF	no factor TF: 73-74
2015-05-11	Jacques MOLNE	NF	no factor TF: 72-73
2013-03-11	Architects Cubed	NF	no factor TF: 71-72
2012-10-12	kracker	NF	no factor TF: 70-71
2012-07-19	LaurV	NF	no factor TF: 69-70
2012-04-13	LaurV	NF	no factor TF: 68-69
2012-03-27	LaurV	NF	no factor TF: 67-68
2010-11-01	Architects Cubed	NF	no factor TF: 66-67