332 204 447 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	2020-08-02	npanzica	A133C89DE8C4A7__	186998606	Windows 64-bit,Prime95,v29.8,build 6

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-02-10	Mark Rose	NF	no factor TF: 80-81
2023-02-10	Mark Rose	NF	no factor TF: 79-80
2020-08-02	npanzica	C-LL	A133C89DE8C4A7__
2013-07-07	Bill Staffen	NF	no factor TF: 78-79
2013-07-07	Bill Staffen	NF	no factor TF: 77-78
2009-10-05	Christoph Anton Mitterer	NF	no factor TF: 76-77
2009-09-17	Christoph Anton Mitterer	NF	no factor TF: 75-76
2009-09-08	Christoph Anton Mitterer	NF-PM1	B1=5670000
2009-05-31	Christoph Anton Mitterer	NF	no factor TF: 74-75
2009-05-25	Christoph Anton Mitterer	NF	no factor TF: 73-74
2009-05-22	Christoph Anton Mitterer	NF	no factor TF: 72-73
2009-05-21	Christoph Anton Mitterer	NF	no factor TF: 71-72
2009-03-13	Team_Inspector	NF	no factor TF: 70-71
2008-12-03	Team_Inspector	NF	no factor TF: 69-70
2008-12-03	Team_Inspector	NF	no factor TF: 68-69