332 417 647 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

Tested as composite (unverified, reliable): unconfirmed PRP test says not-prime

No factors below 2⁸¹

TF target 2⁸¹

P-1

B1 =	2734000
B2 =	297019338

Status	Proof	Date	User	Residue	Shift	Type	Base
Reliable	PRP without proof (not generated)	2020-07-06	Bura Chuhadar	4D34733532593E__	3594703	1	3

History

Date	User	Type	Result
2025-09-21	James Heinrich	NF-PM1	B1=2734000, B2=297019338
2023-03-10	Mark Rose	NF	no factor TF: 80-81
2020-07-06	Bura Chuhadar	C-PRP	4D34733532593E__
2019-12-30	Bura Chuhadar	NF-PM1	B1=3615000
2019-05-22	Fredrik	NF	no factor TF: 79-80
2019-05-22	Fredrik	NF	no factor TF: 78-79
2019-05-12	Fredrik	NF	no factor TF: 77-78
2019-05-12	Fredrik	NF	no factor TF: 76-77
2019-04-06	Andrew B	NF	no factor TF: 75-76
2016-04-13	srow7	NF	no factor TF: 74-75
2015-02-06	Xebecer	NF	no factor TF: 73-74
2013-04-04	Stef42	NF	no factor TF: 72-73
2013-02-28	kracker	NF	no factor TF: 71-72
2011-04-08	rduerr	NF	no factor TF: 70-71
2011-04-08	rduerr	NF	no factor TF: 69-70
2011-04-08	rduerr	NF	no factor TF: 67-69