332 225 879 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

Tested as composite (unverified): unconfirmed PRP test says not-prime

No factors below 2⁸¹

TF target 2⁸¹

P-1

B1 =	2437000
B2 =	1823906700

Status	Proof	Date	User	Residue	Shift	Type	Base
Unverified	PRP without proof (not generated)	2018-09-26	Bura Chuhadar	AC5EC6E1446DA6__	196248900	1	3

History

Date	User	Type	Result
2026-02-14	Kriesel	NF-PM1	B1=2437000, B2=1823906700
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-15	Mark Rose	NF	no factor TF: 80-81
2023-03-15	Mark Rose	NF	no factor TF: 79-80
2018-09-26	Bura Chuhadar	C-PRP	AC5EC6E1446DA6__
2018-04-24	Bura Chuhadar	NF-PM1	B1=3910000
2011-02-20	TheJudger	NF	no factor TF: 78-79
2011-02-20	TheJudger	NF	no factor TF: 77-78
2011-02-20	TheJudger	NF	no factor TF: 76-77
2011-02-20	TheJudger	NF	no factor TF: 75-76
2011-02-20	TheJudger	NF	no factor TF: 74-75
2011-02-04	Team_Inspector	NF	no factor TF: 73-74
2011-02-01	Team_Inspector	NF	no factor TF: 72-73
2010-05-25	Grant McCracken	NF	no factor TF: 71-72
2009-09-07	Team_Inspector	NF	no factor TF: 70-71
2009-09-07	Team_Inspector	NF	no factor TF: 69-70
2008-12-26	Team_Inspector	NF	no factor TF: 68-69