78 224 603 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 2⁷⁵

P-1

B1 =	730000
B2 =	15147500

Status	Date	User	Residue	Shift
Unverified	2016-07-15	Jack The Ripper	28C8667F680D83__	3929609

History

Date	User	Type	Result
2016-07-15	Jack The Ripper	C-LL	28C8667F680D83__
2016-01-17	AirSquirrels	NF	no factor from 2^74 to 2^75
2015-05-19	apocalypse	NF-PM1	B1=730000, B2=15147500, E=6
2014-09-24	NickOfTime	NF	no factor from 2^73 to 2^74
2014-09-24	NickOfTime	NF	no factor from 2^72 to 2^73
2014-09-24	NickOfTime	NF	no factor from 2^71 to 2^72
2013-01-12	Bill Staffen	NF	no factor from 2^70 to 2^71
2011-03-16	tmorrow	NF	no factor from 2^69 to 2^70
2011-03-12	tmorrow	NF	no factor from 2^68 to 2^69
2011-03-08	tmorrow	NF	no factor from 2^67 to 2^68
2011-03-04	ddboy3	NF	no factor from 2^66 to 2^67
2011-02-28	Fred Cirera	NF	no factor from 2^65 to 2^66
2011-02-24	Alex ZV	NF	no factor from 2^64 to 2^65