75 222 383 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	2017-04-01	Dmitriy Degtiarev	D5EC6981B15F4D__	65292255

History

Date	User	Type	Result
2017-04-01	Dmitriy Degtiarev	C-LL	D5EC6981B15F4D__
2016-01-17	TheJudger	NF-PM1	B1=655000, B2=13100000, E=12
2016-01-08	John Burroughs	NF	no factor from 2^74 to 2^75
2016-01-08	John Burroughs	NF	no factor from 2^73 to 2^74
2015-12-21	Bdot	NF	no factor from 2^72 to 2^73
2015-09-01	Judge Hale	NF	no factor from 2^71 to 2^72
2014-03-06	g0b	NF	no factor from 2^70 to 2^71
2012-12-11	MOmax	NF	no factor from 2^69 to 2^70
2010-08-19	Helmut Zulus	NF	no factor from 2^68 to 2^69
2010-08-12	symallad	NF	no factor from 2^67 to 2^68
2010-08-10	ddboy3	NF	no factor from 2^66 to 2^67
2010-08-04	korva	NF	no factor from 2^65 to 2^66
2010-08-01	bigbear3001	NF	no factor from 2^64 to 2^65