332 239 837 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	2022-11-02	Simon Josefsson	277DAC1D3181F19B	178178815	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-17	Mark Rose	NF	no factor TF: 80-81
2023-02-27	Naegi Makoto	NF	no factor TF: 79-80
2022-11-10	Naegi Makoto	CERT	Proof certified good
2022-11-02	Simon Josefsson	C-PRP	Proof Certified Good Proof Power: 7
2022-08-15	Runtime Error	NF	no factor TF: 78-79
2018-08-30	MtoG	NF-PM1	B1=4305000
2015-09-15	NR	NF	no factor TF: 77-78
2015-08-18	srow7	NF	no factor TF: 76-77
2011-07-21	SETIKAH	NF	no factor TF: 75-76
2011-05-16	Christian Geschwentner	NF	no factor TF: 74-75
2011-04-26	Christian Geschwentner	NF	no factor TF: 73-74
2009-09-25	Team_Inspector	NF	no factor TF: 72-73
2009-09-22	Team_Inspector	NF	no factor TF: 71-72
2009-09-21	Team_Inspector	NF	no factor TF: 70-71
2009-05-09	Team_Inspector	NF	no factor TF: 69-70
2009-01-31	Team_Inspector	NF	no factor TF: 68-69