332 278 129 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 =	207648630

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=7	2025-04-08	Simon Josefsson	11A70E0325E42ECE	15921803	1	3

History

Date	User	Type	Result
2025-04-12	Kriesel	CERT	Proof certified good
2025-04-08	Simon Josefsson	C-PRP	11A70E0325E42ECE Proof Certified Good Proof Power: 7
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-04-30	JacobZ	NF-PM1	B1=2000000, B2=207648630
2021-09-21	Siarhei P. 😜	NF	no factor TF: 80-81
2021-09-21	Siarhei P. 😜	NF	no factor TF: 79-80
2021-09-21	Siarhei P. 😜	NF	no factor TF: 78-79
2020-11-09	Siarhei P. 😜	NF	no factor TF: 77-78
2017-04-07	Team_Inspector	NF	no factor TF: 76-77
2014-04-22	Team_Inspector	NF	no factor TF: 75-76
2013-09-04	Team_Inspector	NF	no factor TF: 74-75
2012-12-30	Team_Inspector	NF	no factor TF: 73-74
2012-03-09	Grant McCracken	NF	no factor TF: 72-73
2011-11-02	Grant McCracken	NF	no factor TF: 71-72
2011-04-27	Grant McCracken	NF	no factor TF: 70-71
2010-05-06	Sunfish	NF	no factor TF: 69-70
2009-07-15	Sunfish	NF	no factor TF: 68-69