55 406 573 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
355412015982483595060649	24	78.2	2012-06-01 21:48:32

History

Date	User	Type	Result
2022-06-09	LordJulius	NF	no factor from 2^69 to 2^70
2022-06-09	LordJulius	NF	no factor from 2^68 to 2^69
2022-06-09	LordJulius	NF	no factor from 2^67 to 2^68
2022-06-09	LordJulius	NF	no factor from 2^66 to 2^67
2022-06-09	LordJulius	NF	no factor from 2^1 to 2^66
2012-06-01	Chuck	F-PM1	Factor: 355412015982483595060649
2012-03-26	Greg	NF	no factor from 2^71 to 2^72
2012-03-26	Greg	NF	no factor from 2^70 to 2^71
2011-05-26	Paul Leyland	NF	no factor from 2^69 to 2^70
2011-04-08	Ake Tilander	NF	no factor from 2^68 to 2^69
2009-07-14	trif	NF	no factor from 2^67 to 2^68
2009-01-05	Sturle Sunde	NF	no factor from 2^66 to 2^67
2009-01-04	Sturle Sunde	NF	no factor from 2^65 to 2^66
2009-01-03	Sturle Sunde	NF	no factor from 2^64 to 2^65
2009-01-01	1997rj7	NF	no factor from 2^63 to 2^64