101 999 389 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 2⁷⁶

P-1

B1 =	1080000
B2 =	31050000

Status	Date	User	Residue	Shift
Unverified	2020-02-05	Egor K	019F34B7A64B0D__	92195850

History

Date	User	Type	Result
2020-02-21	Sid & Andy	NF	no factor from 2^75 to 2^76
2020-02-05	Egor K	C-LL	019F34B7A64B0D__
2019-10-12	Gordon Bower	NF	no factor from 2^74 to 2^75
2019-10-12	Gordon Bower	NF	no factor from 2^73 to 2^74
2019-10-12	Gordon Bower	NF	no factor from 2^72 to 2^73
2016-01-10	timbit	NF-PM1	B1=1080000, B2=31050000, E=6
2014-12-13	SMoffat	NF	no factor from 2^71 to 2^72
2014-03-30	Chun sung soo	NF	no factor from 2^70 to 2^71
2013-12-15	PascalBieri	NF	no factor from 2^69 to 2^70
2013-12-14	PascalBieri	NF	no factor from 2^68 to 2^69
2013-12-13	PascalBieri	NF	no factor from 2^67 to 2^68
2013-08-29	processinfo	NF	no factor from 2^66 to 2^67
2012-04-19	sasaki3	NF	no factor from 2^65 to 2^66
2010-08-16	sasaki3	NF	no factor from 2^64 to 2^65
2010-04-07	1997rj7	NF	no factor from 2^63 to 2^64