681 000 371 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
120607044508599285855359	24	76.7	2019-12-31 07:10:27

History

Date	User	Type	Result
2019-12-31	mikr	F	Factor: 120607044508599285855359 / TF: 76-77
2019-12-31	mikr	NF	no factor from 2^75 to 2^76
2019-12-31	mikr	NF	no factor from 2^74 to 2^75
2019-12-31	mikr	NF	no factor from 2^73 to 2^74
2019-12-31	mikr	NF	no factor from 2^72 to 2^73
2019-12-31	mikr	NF	no factor from 2^71 to 2^72
2017-04-05	Yxinity	NF	no factor from 2^70 to 2^71
2016-12-14	Yxinity	NF	no factor from 2^69 to 2^70
2016-12-02	Conductor	NF	no factor from 2^68 to 2^69
2016-10-22	sasaki	NF	no factor from 2^67 to 2^68
2014-07-23	sasaki	NF	no factor from 2^66 to 2^67
2014-01-17	sasaki	NF	no factor from 2^65 to 2^66
2012-01-29	sasaki3	NF	no factor from 2^64 to 2^65
2010-07-02	Architects Cubed	NF	no factor from 2^63 to 2^64