919 076 783 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite: 1 known prime factor

Factored

Factor	Digits	Bits	Date
1520184121847114410943	22	70.4	2019-03-20 05:14:06

History

Date	User	Type	Result
2025-03-19	James Heinrich	F	Factor: 1520184121847114410943 / TF: 70-71
2024-05-31	James Heinrich	NF	no factor from 2^69 to 2^70
2019-03-20	Smok_bmv	F	Factor: 1520184121847114410943 / TF: 70-71*
2018-01-21	Conductor	NF	no factor from 2^69 to 2^70
2017-04-22	Mark Rose	NF	no factor from 2^68 to 2^69
2016-07-20	Conductor	NF	no factor from 2^67 to 2^68
2015-10-12	Conductor	NF	no factor from 2^66 to 2^67
2013-05-26	ramgeis	NF	no factor from 2^65 to 2^66
2011-09-13	linded	NF	no factor from 2^64 to 2^65
2010-06-17	linded	NF	no factor from 2^63 to 2^64