51 905 699 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

TF

No factors below 2⁷³

TF target 2⁷³

P-1

B1 =	840000
B2 =	840000

Status	Date	User	Residue	Shift
Verified	2011-05-20	abasnet	EA94105655FE5208	38493976
Verified	2019-03-20	alex	EA94105655FE5208	16634101

History

Date	User	Type	Result
2019-03-20	alex	C-LL	EA94105655FE5208
2016-02-23	Mark Rose	NF	no factor from 2^60 to 2^63
2016-01-11	AirSquirrels	NF	no factor from 2^72 to 2^73
2015-12-18	-Anonymous-	NF	no factor from 2^71 to 2^72
2015-07-03	Mark Rose	NF	no factor from 2^70 to 2^71
2014-11-16	Nesowa	NF	no factor from 2^69 to 2^70
2011-05-20	abasnet	C-LL	EA94105655FE5208
2011-01-09	-Anonymous-	NF-PM1	B1=840000
2010-03-21	ITS	NF	no factor from 2^68 to 2^69
2009-06-07	Collin Meierbachtol	NF	no factor from 2^67 to 2^68
2009-06-07	Gnorfe	NF	no factor from 2^66 to 2^67
2009-04-03	-Anonymous-	NF	no factor from 2^65 to 2^66
2009-04-03	-Anonymous-	NF	no factor from 2^64 to 2^65
2009-04-03	-Anonymous-	NF	no factor from 2^63 to 2^64