75 502 043 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 =	630000
B2 =	12757500

Status	Date	User	Residue	Shift
Unverified	2017-08-30	Smok_bmv	CECA9D2B2F5B1C__	52420201

History

Date	User	Type	Result
2017-08-30	Smok_bmv	C-LL	CECA9D2B2F5B1C__
2016-02-24	Nesowa	NF-PM1	B1=630000, B2=12757500, E=12
2016-02-17	Brian Beuning	NF	no factor from 2^74 to 2^75
2016-02-17	Brian Beuning	NF	no factor from 2^73 to 2^74
2016-02-08	Bdot	NF	no factor from 2^72 to 2^73
2014-02-13	PED	NF	no factor from 2^71 to 2^72
2013-12-05	SMoffat	NF	no factor from 2^70 to 2^71
2012-12-11	Houd Al-Obaidli	NF	no factor from 2^69 to 2^70
2010-10-08	GrunwalderGIMP	NF	no factor from 2^68 to 2^69
2010-10-07	GrunwalderGIMP	NF	no factor from 2^67 to 2^68
2010-10-06	GrunwalderGIMP	NF	no factor from 2^66 to 2^67
2010-10-05	trif	NF	no factor from 2^65 to 2^66