919 108 163 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

No known factors, not tested for primality

TF

No factors below 2⁷⁵

TF target 2⁸⁵

History

Date	User	Type	Result
2024-05-20	lycorn	NF	no factor from 2^74 to 2^75
2019-09-07	Yxinity	NF	no factor from 2^70 to 2^71
2019-09-04	EthanD	NF	no factor from 2^73 to 2^74
2019-09-04	EthanD	NF	no factor from 2^72 to 2^73
2019-09-04	EthanD	NF	no factor from 2^71 to 2^72
2019-09-04	EthanD	NF	no factor from 2^70 to 2^71
2017-04-23	Mark Rose	NF	no factor from 2^69 to 2^70
2017-04-22	Mark Rose	NF	no factor from 2^68 to 2^69
2017-04-20	sasaki	NF	no factor from 2^68 to 2^69
2016-07-20	Conductor	NF	no factor from 2^67 to 2^68
2015-10-07	Conductor	NF	no factor from 2^66 to 2^67
2013-05-26	ramgeis	NF	no factor from 2^65 to 2^66
2011-09-12	linded	NF	no factor from 2^64 to 2^65
2010-06-17	linded	NF	no factor from 2^63 to 2^64