332 225 503 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 =	2247000
B2 =	74049000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2023-01-30	Chelle	81DE0B51CA53E129	285789895	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-02-27	Kriesel	CERT	Proof certified good
2023-01-30	Chelle	C-PRP	81DE0B51CA53E129 Proof Certified Good Proof Power: 8
2023-01-04	Chelle	NF-PM1	B1=2247000, B2=74049000
2022-12-23	Mark Rose	NF	no factor TF: 80-81
2022-12-23	Mark Rose	NF	no factor TF: 79-80
2019-11-15	MadPoo 🙂	NF-PM1	B1=100000, B2=1000000
2019-04-08	MadPoo 🙂	NF-PM1	B1=100000
2011-03-05	TheJudger	NF	no factor TF: 77-78
2011-03-05	TheJudger	NF	no factor TF: 78-79
2011-03-05	TheJudger	NF	no factor TF: 76-77
2011-03-05	TheJudger	NF	no factor TF: 75-76
2011-02-14	Sebastian Hornbostel	NF	no factor TF: 74-75
2011-01-30	Team_Inspector	NF	no factor TF: 73-74
2011-01-27	Team_Inspector	NF	no factor TF: 72-73
2010-02-22	Team_Inspector	NF	no factor TF: 71-72
2010-02-17	Grant McCracken	NF	no factor TF: 70-71
2009-03-10	Team_Inspector	NF	no factor TF: 69-70
2008-12-25	Team_Inspector	NF	no factor TF: 68-69