332 209 411 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 =	1650000
B2 =	125605620

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=9	2025-02-15	iucas	97F2E7FB6CE55852	0	1	3

History

Date	User	Type	Result
2025-02-17	Kriesel	CERT	Proof certified good
2025-02-15	iucas	C-PRP	97F2E7FB6CE55852 Proof Certified Good Proof Power: 9
2025-02-04	DanMB	NF-PM1	B1=1650000, B2=125605620
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2020-10-06	Albrecht Heeffer	NF	no factor TF: 80-81
2020-09-18	Albrecht Heeffer	NF	no factor TF: 79-80
2020-08-01	Bill Staffen	NF	no factor TF: 78-79
2020-05-12	Runtime Error	NF	no factor TF: 77-78
2019-12-04	MadPoo 🙂	NF-PM1	B1=100000, B2=1000000
2019-04-28	MadPoo 🙂	NF-PM1	B1=100000
2015-09-06	Grant McCracken	NF	no factor TF: 76-77
2010-11-22	ANONYMOUS	NF	no factor TF: 75-76
2008-11-28	KWX976	NF	no factor TF: 74-75
2008-11-18	KWX976	NF	no factor TF: 73-74
2008-11-13	KWX976	NF	no factor TF: 72-73
2008-11-10	KWX976	NF	no factor TF: 71-72
2008-11-09	KWX976	NF	no factor TF: 70-71
2008-11-08	KWX976	NF	no factor TF: 69-70
2008-11-08	KWX976	NF	no factor TF: 68-69