943 000 661 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
1855190302776223619057	22	70.7	2017-05-01 08:24:30

History

Date	User	Type	Result
2025-03-11	James Heinrich	F	Factor: 1855190302776223619057 / TF: 70-71
2017-05-01	Alex_soldier	F	Factor: 1855190302776223619057 / TF: 70-71*
2017-02-15	ramgeis	NF	no factor from 2^69 to 2^70
2017-01-16	Smok_bmv	NF	no factor from 2^68 to 2^69
2016-10-03	Conductor	NF	no factor from 2^67 to 2^68
2015-09-09	E.Lechner	NF	no factor from 2^66 to 2^67
2013-06-12	ramgeis	NF	no factor from 2^65 to 2^66
2011-05-07	Rob_Dee	NF	no factor from 2^64 to 2^65
2010-05-18	linded	NF	no factor from 2^63 to 2^64