69 013 121 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
1917880096756930705077152657	28	90.6	2013-10-28 02:13:01

P-1 factors

Date	Factor	B1	B2
2013-10-28	1917880096756930705077152657	760000	0

History

Date	User	Type	Result
2022-05-12	LordJulius	NF	no factor from 2^68 to 2^69
2022-05-12	LordJulius	NF	no factor from 2^67 to 2^68
2022-05-12	LordJulius	NF	no factor from 2^1 to 2^67
2013-10-28	timc995	F-PM1	Factor: 1917880096756930705077152657
2012-09-27	Per Jessen	NF	no factor from 2^70 to 2^71
2012-03-22	tmorrow	NF	no factor from 2^69 to 2^70
2010-07-02	Cereal Business	NF	no factor from 2^68 to 2^69
2010-06-26	korva	NF	no factor from 2^67 to 2^68
2010-06-22	chris_2e	NF	no factor from 2^66 to 2^67
2010-02-15	Sturle Sunde	NF	no factor from 2^65 to 2^66
2010-02-13	unconnected	NF	no factor from 2^64 to 2^65