33 602 143 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 2⁷²

TF target 2⁷¹

Factored

Factor	Digits	Bits	Date
3436219430903011770439	22	71.5	2019-12-26 17:50:12

Status	Date	User	Residue	Shift	Software
Factored		Elliott Mike York	DC4A070CC4FE09FE	29909441	Windows,Prime95,v23,(aka WZ1)
Factored	2014-09-22	WR	DC4A070CC4FE09FE	1475228	Linux 64-bit,Prime95,v28.5,build 2

History

Date	User	Type	Result
2025-02-18	James Heinrich	F	Factor: 3436219430903011770439 / TF: 71-72
2024-05-21	James Heinrich	NF	no factor TF: 68-69
2019-12-26	-anonymous-	F	Factor: 3436219430903011770439 / TF: 71-72*
2016-03-28	Mark Rose	NF	no factor TF: 67-68
2016-03-28	Mark Rose	NF	no factor TF: 66-67
2016-03-28	Mark Rose	NF	no factor TF: 64-66
2014-09-22	WR	C-LL	DC4A070CC4FE09FE
2014-04-08	axn	NF	no factor TF: 70-71
2013-01-10	bcp19	NF	no factor TF: 69-70
2012-12-24	Carsten Kossendey	NF	no factor TF: 68-69
2003-06-06	markr	NF	no factor TF: 1-64