74 605 351 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 =	620000
B2 =	12555000

Status	Date	User	Residue	Shift
Unverified	2016-04-20	d3zorg	40B7F490C82AC7__	28118888

History

Date	User	Type	Result
2017-01-02	Judge Hale	NF-PM1	B1=620000, B2=12555000, E=12
2016-04-20	d3zorg	C-LL	40B7F490C82AC7__
2016-04-02	Mark Rose	NF	no factor from 2^57 to 2^64
2015-11-23	Judge Hale	NF-PM1	B1=620000, B2=12555000, E=12
2015-11-11	endless_mike	NF	no factor from 2^74 to 2^75
2015-11-11	endless_mike	NF	no factor from 2^73 to 2^74
2015-10-29	Bdot	NF	no factor from 2^72 to 2^73
2015-08-21	Judge Hale	NF	no factor from 2^71 to 2^72
2012-10-19	jondi_hanluc	NF	no factor from 2^70 to 2^71
2012-10-19	jondi_hanluc	NF	no factor from 2^69 to 2^70
2010-11-17	-Anonymous-	NF	no factor from 2^68 to 2^69
2010-11-16	-Anonymous-	NF	no factor from 2^67 to 2^68
2010-09-11	ManuelJC	NF	no factor from 2^66 to 2^67
2010-09-10	S00030	NF	no factor from 2^65 to 2^66
2010-07-10	Los Alcoholicos~Xaverius	NF	no factor from 2^64 to 2^65