78 293 123 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 2⁷⁶

TF target 2⁷⁵

P-1

B1 =	730000
B2 =	15147500

Status	Date	User	Residue	Shift
Unverified	2016-04-10	spottsj	9545A836E5B989__	25474983

History

Date	User	Type	Result
2020-05-21	-Anonymous-	NF	no factor from 2^75 to 2^76
2016-04-10	spottsj	C-LL	9545A836E5B989__
2016-01-13	AirSquirrels	NF	no factor from 2^74 to 2^75
2015-06-01	apocalypse	NF-PM1	B1=730000, B2=15147500, E=6
2014-10-03	Tim Sorbera	NF	no factor from 2^73 to 2^74
2014-09-30	kracker	NF	no factor from 2^72 to 2^73
2014-09-28	NickOfTime	NF	no factor from 2^71 to 2^72
2013-02-01	tmorrow	NF	no factor from 2^70 to 2^71
2010-12-07	-Anonymous-	NF	no factor from 2^69 to 2^70
2010-11-29	-Anonymous-	NF	no factor from 2^68 to 2^69
2010-11-25	-Anonymous-	NF	no factor from 2^67 to 2^68
2010-11-06	-Anonymous-	NF	no factor from 2^66 to 2^67
2010-10-26	Torchwood Institute	NF	no factor from 2^65 to 2^66
2010-10-23	-Anonymous-	NF	no factor from 2^64 to 2^65