332 363 131 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 =	3910000
B2 =	3910000

Status	Proof	Date	User	Residue	Shift	Type	Base
Reliable	PRP without proof (not generated)	2019-05-26	Bura Chuhadar	49ECB2ADE162C5__	283344405	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-31	Mark Rose	NF	no factor TF: 80-81
2023-03-31	Mark Rose	NF	no factor TF: 79-80
2019-05-26	Bura Chuhadar	C-PRP	49ECB2ADE162C5__
2018-10-04	Bura Chuhadar	NF-PM1	B1=3910000
2011-05-28	TheJudger	NF	no factor TF: 78-79
2011-05-28	TheJudger	NF	no factor TF: 77-78
2011-05-28	TheJudger	NF	no factor TF: 76-77
2011-05-28	TheJudger	NF	no factor TF: 75-76
2011-05-06	vats09	NF	no factor TF: 72-75
2011-04-24	Christian Geschwentner	NF	no factor TF: 71-72
2010-12-13	Grant McCracken	NF	no factor TF: 70-71
2010-09-30	Grant McCracken	NF	no factor TF: 69-70
2010-01-30	Grant McCracken	NF	no factor TF: 68-69