332 203 727 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 =	4305000
B2 =	4305000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=7	2026-02-06	Simon Josefsson	BC8454A6F68B328B	74983054	1	3

History

Date	User	Type	Result
2026-02-08	Kriesel	CERT	Proof certified good
2026-02-06	Simon Josefsson	C-PRP	BC8454A6F68B328B Proof Certified Good Proof Power: 7
2023-12-17	bayanne	NF	no factor TF: 80-81
2023-12-13	gcardona	NF	no factor TF: 79-80
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2022-07-23	LOBES	NF	no factor TF: 78-79
2016-06-24	Jeremiah LaRowe	NF-PM1	B1=4305000
2015-06-05	srow7	NF	no factor TF: 77-78
2014-11-04	Team_Inspector	NF	no factor TF: 76-77
2010-05-11	SiCPU87	NF	no factor TF: 75-76
2009-05-10	Blindauer	NF	no factor TF: 74-75
2009-05-03	Blindauer	NF	no factor TF: 73-74
2009-04-30	Blindauer	NF	no factor TF: 72-73
2009-04-28	Blindauer	NF	no factor TF: 71-72
2009-04-27	Blindauer	NF	no factor TF: 70-71
2008-11-21	Team_Inspector	NF	no factor TF: 69-70
2008-11-21	Team_Inspector	NF	no factor TF: 68-69