74 923 423 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	2016-05-26	basey	6406FDB15945C4__	27582477

History

Date	User	Type	Result
2016-05-26	basey	C-LL	6406FDB15945C4__
2016-04-03	Mark Rose	NF	no factor from 2^61 to 2^64
2015-12-13	TheJudger	NF-PM1	B1=655000, B2=13100000, E=12
2015-12-06	TheJudger	NF	no factor from 2^74 to 2^75
2015-12-06	TheJudger	NF	no factor from 2^73 to 2^74
2015-12-06	TheJudger	NF	no factor from 2^72 to 2^73
2015-08-30	Chuck	NF	no factor from 2^71 to 2^72
2014-08-09	PascalBieri	NF	no factor from 2^70 to 2^71
2012-12-04	SMoffat	NF	no factor from 2^69 to 2^70
2010-08-22	Marzbug	NF	no factor from 2^68 to 2^69
2010-08-18	Marzbug	NF	no factor from 2^67 to 2^68
2010-08-15	ITS	NF	no factor from 2^66 to 2^67
2010-08-10	kurly	NF	no factor from 2^65 to 2^66
2010-08-02	-Anonymous-	NF	no factor from 2^64 to 2^65