993 797 821 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite: 1 known prime factor

Trial Factored to 2⁷¹

TF target 2⁸⁵

Factored

Factor	Digits	Bits	Date
257440246744400543	18	57.8	2014-11-14 15:17:45

History

Date	User	Type	Result
2022-01-05	ViliamF	NF	no factor TF: 67-68
2014-11-14	TJAOI	F	Factor: 257440246744400543
2013-10-28	ramgeis	NF	no factor TF: 67-71
2011-10-11	lindee	NF	no factor TF: 66-67
2011-03-25	lindee	NF	no factor TF: 65-66
2010-09-04	linded	NF	no factor TF: 64-65

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