57 436 243 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 =	570000
B2 =	11970000

Status	Date	User	Residue	Shift	Software
Verified	2013-05-14	Reed_Young	FCEEB518B701150A	51278040	Linux 64-bit,Prime95,v26.6,build 3
Verified	2019-11-18	-anonymous-	FCEEB518B701150A	15931945	Mac OS X 64-bit,Prime95,v29.8,build 6

History

Date	User	Type	Result
2019-11-18	-anonymous-	C-LL	FCEEB518B701150A
2019-02-03	TheJudger	NF	no factor TF: 73-74
2016-02-23	Mark Rose	NF	no factor TF: 60-63
2013-05-14	Reed_Young	C-LL	FCEEB518B701150A
2012-09-28	Tom Duell	NF	no factor TF: 72-73
2012-07-27	NoPa	NF-PM1	B1=570000, B2=11970000
2011-11-18	phoenicis	NF	no factor TF: 71-72
2011-10-07	megavink	NF	no factor TF: 70-71
2011-10-07	megavink	NF	no factor TF: 69-70
2011-04-29	Marzbug	NF	no factor TF: 68-69
2009-05-28	jccotham	NF	no factor TF: 67-68
2009-03-26	mikael	NF	no factor TF: 66-67
2009-03-21	mikael	NF	no factor TF: 65-66
2009-03-16	mikael	NF	no factor TF: 64-65
2009-03-12	Sturle Sunde	NF	no factor TF: 63-64
2003-08-25	Team Prime Rib	NF	no factor TF: 1-60
2002-11-16	-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
2000-03-08	-anonymous-	NF	no factor TF: 1-54
1999-12-23	-anonymous-	NF	no factor TF: 1-53

Username
Password