226 917 443 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
525868238268011559457	21	68.8	2018-03-26 17:27:48

History

Date	User	Type	Result
2025-03-13	James Heinrich	F	Factor: 525868238268011559457 / TF: 68-70
2018-03-26	Stanislav_Khokhrin	F	Factor: 525868238268011559457 / TF: 68-69
2016-09-16	Mr-Plonk	NF	no factor from 2^67 to 2^68
2015-11-08	Dave Bell	NF	no factor from 2^66 to 2^67
2013-09-11	subgenius	NF	no factor from 2^65 to 2^66
2011-06-16	Mr-Plonk	NF	no factor from 2^64 to 2^65

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