74 682 809 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 2⁷⁵

TF target 2⁷⁴

P-1

B1 =	655000
B2 =	13100000

Status	Date	User	Residue	Shift
Unverified	2016-06-20	AirSquirrels	F53487F9C012EB__	47142629

History

Date	User	Type	Result
2016-06-20	AirSquirrels	C-LL	F53487F9C012EB__
2016-04-02	Mark Rose	NF	no factor from 2^57 to 2^64
2015-12-06	TheJudger	NF-PM1	B1=655000, B2=13100000, E=12
2015-11-23	AirSquirrels	NF	no factor from 2^74 to 2^75
2015-11-23	AirSquirrels	NF	no factor from 2^73 to 2^74
2015-11-23	AirSquirrels	NF	no factor from 2^72 to 2^73
2015-08-26	Fredrik	NF	no factor from 2^71 to 2^72
2013-08-28	willmore	NF	no factor from 2^70 to 2^71
2012-11-03	NB	NF	no factor from 2^69 to 2^70
2010-09-26	eon_blue_apocalypse	NF	no factor from 2^68 to 2^69
2010-09-23	eon_blue_apocalypse	NF	no factor from 2^67 to 2^68
2010-09-20	Hrudey4098	NF	no factor from 2^66 to 2^67
2010-09-16	JMGarcia	NF	no factor from 2^65 to 2^66
2010-09-15	Spielauer	NF	no factor from 2^64 to 2^65