332 210 881 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 PRP test

No factors below 2⁸¹

TF target 2⁸¹

P-1

B1 =	2685000
B2 =	63097500

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=7	2022-01-02	Simon Josefsson	4B001E79A089ED90	158728336	1	3

History

Date	User	Type	Result
2023-03-05	Mark Rose	NF	no factor TF: 80-81
2022-01-28	Jan S.	CERT	Proof certified good
2022-01-02	Simon Josefsson	C-PRP	4B001E79A089ED90 Proof Certified Good Proof Power: 7
2020-11-26	CaptainEntropy	NF-PM1	B1=2685000, B2=63097500
2020-05-19	Random GPUs	NF	no factor TF: 79-80
2020-05-14	Random GPUs	NF	no factor TF: 78-79
2016-08-23	ATH	NF	no factor TF: 1-68
2015-06-16	Luigi Morelli	NF	no factor TF: 77-78
2014-09-21	Team_Inspector	NF	no factor TF: 76-77
2011-02-14	Sebastian Hornbostel	NF	no factor TF: 75-76
2008-12-14	serpens	NF	no factor TF: 74-75
2008-12-02	serpens	NF	no factor TF: 73-74
2008-11-26	serpens	NF	no factor TF: 72-73
2008-11-23	serpens	NF	no factor TF: 71-72
2008-11-22	serpens	NF	no factor TF: 70-71
2008-11-21	serpens	NF	no factor TF: 69-70
2008-11-20	serpens	NF	no factor TF: 68-69