57 126 701 Exponent Status

PrimeNet Exponent Status

M_n

Details

Composite: proven not-prime with Lucas-Lehmer test

No factors below 2⁷⁴

TF target 2⁷³

P-1

B1 =	610000
B2 =	13725000

Status	Date	User	Residue	Shift	Software
Verified	2013-06-13	Roger	6D6530C596CBE3AE	1478563	Windows,Prime95,v25.9,build 4
Verified	2021-06-27	Dubslow	6D6530C596CBE3AE	35201594	Linux 64-bit,Prime95,v29.8,build 6

History

Date	User	Type	Result
2021-06-27	Dubslow	C-LL	6D6530C596CBE3AE
2019-02-03	TheJudger	NF	no factor TF: 73-74
2016-02-23	Mark Rose	NF	no factor TF: 60-63
2013-06-13	Roger	C-LL	6D6530C596CBE3AE
2012-08-24	Tom Duell	NF	no factor TF: 72-73
2012-08-24	Tom Duell	NF	no factor TF: 71-72
2012-08-12	Grant McCracken	NF-PM1	B1=610000, B2=13725000
2011-10-05	jomateix	NF	no factor TF: 70-71
2011-06-18	kevshaw	NF	no factor TF: 69-70
2011-04-24	]mh[ Virtek	NF	no factor TF: 68-69
2009-06-08	lalera	NF	no factor TF: 67-68
2009-01-11	ctenzer	NF	no factor TF: 66-67
2009-01-10	Jason Lynch	NF	no factor TF: 65-66
2009-01-09	Sturle Sunde	NF	no factor TF: 64-65
2008-10-14	Boulder	NF	no factor TF: 63-64
2003-07-30	Team Prime Rib	NF	no factor TF: 1-60
2002-10-26	-anonymous-	NF	no factor TF: 1-58
2001-09-22	-anonymous-	NF	no factor TF: 1-57
2000-06-29	-anonymous-	NF	no factor TF: 1-56
2000-06-28	-anonymous-	NF	no factor TF: 1-56
2000-06-26	-anonymous-	NF	no factor TF: 1-56
2000-03-08	-anonymous-	NF	no factor TF: 1-54
2000-01-04	-anonymous-	NF	no factor TF: 1-53
1999-12-08	-anonymous-	NF	no factor TF: 1-53

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