332 208 241 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime

No factors below 2⁸¹

TF target 2⁸¹

P-1

B1 =	5670000
B2 =	5670000

Status	Date	User	Residue	Shift	Software
Unverified	2014-03-10	Craig Mayhew	6DD17B1D6BC271__	111265400	Windows 64-bit,Prime95,v27.7,build 2

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-02-14	Mark Rose	NF	no factor TF: 80-81
2023-02-14	Mark Rose	NF	no factor TF: 79-80
2023-02-14	Mark Rose	NF	no factor TF: 78-79
2022-05-01	Jon Pace	NF	no factor TF: 77-78
2014-03-10	Craig Mayhew	C-LL	6DD17B1D6BC271__
2011-12-30	Christian Geschwentner	NF	no factor TF: 76-77
2009-10-25	Christoph Anton Mitterer	NF	no factor TF: 75-76
2009-10-14	Christoph Anton Mitterer	NF-PM1	B1=5670000
2009-05-30	Christoph Anton Mitterer	NF	no factor TF: 74-75
2009-05-20	Christoph Anton Mitterer	NF	no factor TF: 73-74
2009-05-20	Christoph Anton Mitterer	NF	no factor TF: 72-73
2009-05-14	Christoph Anton Mitterer	NF	no factor TF: 71-72
2009-05-13	Christoph Anton Mitterer	NF	no factor TF: 70-71
2009-05-13	Team_Inspector	NF	no factor TF: 69-70
2009-05-13	Team_Inspector	NF	no factor TF: 68-69