332 195 533 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 Lucas-Lehmer test

No factors below 2⁸¹

TF target 2⁸¹

P-1

B1 =	4090000
B2 =	4090000

Status	Date	User	Residue	Shift	Software
Bad	2021-09-19	Christoph Köhn	FCF0CF6744F83DBF	55295444	Linux 64-bit,Prime95,v28.10,build 1
Verified	2024-11-27	Anton Repko	9BEF4FC1D94408D9	0	gpuowl
Verified	2024-12-27	MadPoo 🙂	9BEF4FC1D94408D9	89333821	Windows 64-bit,Prime95,v30.19,build 14

History

Date	User	Type	Result
2024-12-27	MadPoo 🙂	C-LL	9BEF4FC1D94408D9
2024-11-27	Anton Repko	C-LL	9BEF4FC1D94408D9
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-02-08	Mark Rose	NF	no factor TF: 80-81
2021-09-19	Christoph Köhn	C-LL	FCF0CF6744F83DBF
2018-11-26	Random GPUs	NF	no factor TF: 79-80
2012-02-14	SETIKAH	NF-PM1	B1=4090000
2010-09-25	amphoria	NF	no factor TF: 78-79
2010-09-25	amphoria	NF	no factor TF: 77-78
2010-09-25	amphoria	NF	no factor TF: 76-77
2010-09-25	amphoria	NF	no factor TF: 75-76
2010-04-21	Sunfish	NF	no factor TF: 74-75
2010-04-16	Sunfish	NF	no factor TF: 73-74
2009-09-26	Team_Inspector	NF	no factor TF: 72-73
2008-12-16	Team_Inspector	NF	no factor TF: 71-72
2008-12-15	Team_Inspector	NF	no factor TF: 70-71
2008-12-14	Team_Inspector	NF	no factor TF: 70-71
2008-10-22	Team_Inspector	NF	no factor TF: 69-70
2008-10-22	Team_Inspector	NF	no factor TF: 68-69