98 091 029 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 2⁷⁷

TF target 2⁷⁶

P-1

B1 =	920000
B2 =	20930000

Status	Date	User	Residue	Shift
Unverified	2020-02-13	Alexander Tsupko	FC555DFDFD3061__	8668530

History

Date	User	Type	Result
2020-02-13	Alexander Tsupko	C-LL	FC555DFDFD3061__
2019-11-15	TheJudger	NF	no factor from 2^76 to 2^77
2019-11-15	TheJudger	NF	no factor from 2^75 to 2^76
2019-11-15	TheJudger	NF	no factor from 2^74 to 2^75
2019-10-07	Ryan Propper	NF-PM1	B1=920000, B2=20930000, E=6
2014-01-03	processinfo	NF	no factor from 2^73 to 2^74
2014-01-03	processinfo	NF	no factor from 2^72 to 2^73
2014-01-03	processinfo	NF	no factor from 2^71 to 2^72
2013-08-28	-Anonymous-	NF	no factor from 2^70 to 2^71
2013-08-20	Manpowre	NF	no factor from 2^69 to 2^70
2013-08-20	Manpowre	NF	no factor from 2^68 to 2^69
2013-08-20	Manpowre	NF	no factor from 2^66 to 2^68
2013-07-25	JoDu	NF	no factor from 2^65 to 2^66