999 270 731 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite: 4 known prime factors

Factored

Factor	Digits	Bits	Date
1998541463	10	30.9	2008-05-05 05:20:16
20896749526673	14	44.2	2012-07-10 12:14:42
1359117876113976023	19	60.2	2015-12-25 15:53:11
2777460264106845599	19	61.3	2015-12-25 15:53:12

History

Date	User	Type	Result
2023-06-03	mikr	NF	no factor from 2^69 to 2^73
2022-09-27	onlinegame	NF	no factor from 2^68 to 2^69
2022-04-07	James Heinrich	F	Factor: 20896749526673 / TF: 1-67
2022-04-07	James Heinrich	F	Factor: 2777460264106845599 / TF: 1-67
2022-04-07	James Heinrich	F	Factor: 1359117876113976023 / TF: 1-67
2022-04-07	James Heinrich	F	Factor: 1998541463 / TF: 1-67
2021-12-21	ViliamF	NF	no factor from 2^67 to 2^68
2015-12-25	Conductor	F	Factor: 2777460264106845599 / TF: 1-62
2015-12-25	Conductor	F	Factor: 1359117876113976023 / TF: 1-62
2012-07-10	TF to low limits	F	Factor: 20896749526673