332 413 577 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 =	2620000
B2 =	51090000

Status	Proof	Date	User	Residue	Shift	Type	Base
Unverified	PRP without proof (not generated)	2019-08-26	William Wallace	23580D524BF728__	215822140	1	3

History

Date	User	Type	Result
2023-03-10	Mark Rose	NF	no factor TF: 80-81
2019-08-26	William Wallace	C-PRP	23580D524BF728__
2019-04-25	William Wallace	NF-PM1	B1=2620000, B2=51090000
2019-04-13	Random GPUs	NF	no factor TF: 79-80
2019-04-13	Random GPUs	NF	no factor TF: 78-79
2019-04-13	Random GPUs	NF	no factor TF: 77-78
2019-04-13	Random GPUs	NF	no factor TF: 76-77
2019-04-13	Random GPUs	NF	no factor TF: 75-76
2016-04-27	-anonymous-	NF	no factor TF: 74-75
2015-02-04	Xebecer	NF	no factor TF: 73-74
2013-04-03	Stef42	NF	no factor TF: 72-73
2013-02-28	kracker	NF	no factor TF: 71-72
2012-10-10	kracker	NF	no factor TF: 70-71
2012-06-30	LaurV	NF	no factor TF: 69-70
2011-04-20	Grant McCracken	NF	no factor TF: 68-69
2011-04-19	Grant McCracken	NF	no factor TF: 67-68