2 069 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite, with 4 known prime factors. Cofactor is PRP (Probable-Prime).

Trial Factored to 2⁶⁸

TF target 2⁴⁴

Factored

Factor	Digits	Bits	Date
326903	6	18.3	old
1816583	7	20.8	old
1662927218441	13	40.6	old
1776510807594595616100267889706057	34	110.5	old

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Factored	No proof (small exponent)	2017-11-09	kkmrkkblmbrbk	PRP_PRP_PRP_PRP_	4	287	1	3

History

Date	User	Type	Result
2017-11-09	kkmrkkblmbrbk	P-PRP	M2069/326903/1816583/1662927218441/1776510807594595616100267889706057 PRP Cofactor
2009-03-05	-anonymous-	F-ECM	Factor: 1776510807594595616100267889706057
2009-03-05	-anonymous-	F	Factor: 1662927218441
2009-03-05	-anonymous-	F	Factor: 1816583

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