332 458 039 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 =	3330000
B2 =	107392500

Status	Date	User	Residue	Shift	Software
Verified	2015-09-12	-anonymous-	40E710B6915364F2	315690468	Windows 64-bit,Prime95,v28.5,build 2
Bad	2025-01-30	JohnW	03AF1F44E42D2AC2	179789769	Windows 64-bit,Prime95,v30.19,build 20
Verified	2025-05-01	MadPoo 🙂	40E710B6915364F2	75174319	Windows 64-bit,Prime95,v30.19,build 14

History

Date	User	Type	Result
2025-05-01	MadPoo 🙂	C-LL	40E710B6915364F2
2025-01-30	JohnW	C-LL	03AF1F44E42D2AC2
2023-03-03	Mark Rose	NF	no factor TF: 80-81
2023-03-03	Mark Rose	NF	no factor TF: 79-80
2023-03-03	Mark Rose	NF	no factor TF: 78-79
2022-05-07	Jon Pace	NF	no factor TF: 77-78
2015-09-12	-anonymous-	C-LL	40E710B6915364F2
2015-05-14	-anonymous-	NF	no factor TF: 76-77
2015-04-26	-anonymous-	NF-PM1	B1=3330000, B2=107392500, E=6
2015-04-18	-anonymous-	NF	no factor TF: 75-76
2015-04-12	-anonymous-	NF	no factor TF: 74-75
2015-04-08	-anonymous-	NF	no factor TF: 73-74
2013-06-18	kracker	NF	no factor TF: 72-73
2013-03-02	Chuck	NF	no factor TF: 71-72
2012-12-27	kracker	NF	no factor TF: 70-71
2012-06-30	LaurV	NF	no factor TF: 69-70
2011-07-20	Grant McCracken	NF	no factor TF: 68-69
2011-07-20	Grant McCracken	NF	no factor TF: 67-68