54 671 389 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 =	540000
B2 =	11340000

Status	Date	User	Residue	Shift	Software
Verified	2013-06-08	Reed_Young	17D8379CBC53BEEA	51935752	Linux 64-bit,Prime95,v26.6,build 3
Verified	2020-10-21	Ge yong	17D8379CBC53BEEA	6692605	Windows 64-bit,Prime95,v29.8,build 6

History

Date	User	Type	Result
2020-10-21	Ge yong	C-LL	17D8379CBC53BEEA
2019-05-26	TheJudger	NF	no factor TF: 73-74
2016-02-12	-anonymous-	NF	no factor TF: 72-73
2013-06-08	Reed_Young	C-LL	17D8379CBC53BEEA
2012-03-07	Torchwood Institute	NF-PM1	B1=540000, B2=11340000
2011-08-07	DRH	NF	no factor TF: 71-72
2011-08-07	DRH	NF	no factor TF: 70-71
2011-08-07	DRH	NF	no factor TF: 69-70
2011-03-30	Ungelovende	NF	no factor TF: 68-69
2009-05-10	Cereal Business	NF	no factor TF: 67-68
2008-12-31	KYOJI_KAMEI	NF	no factor TF: 66-67
2008-12-30	KYOJI_KAMEI	NF	no factor TF: 65-66
2008-12-29	megavink	NF	no factor TF: 64-65
2008-12-27	megavink	NF	no factor TF: 63-64
2008-07-29	-anonymous-	NF	no factor TF: 1-63
2004-05-11	oerwin	NF	no factor TF: 1-62
2002-09-29	-anonymous-	NF	no factor TF: 1-58
2001-08-31	-anonymous-	NF	no factor TF: 1-57
2000-05-31	-anonymous-	NF	no factor TF: 1-56
2000-03-01	-anonymous-	NF	no factor TF: 1-54
2000-01-12	-anonymous-	NF	no factor TF: 1-53
1999-12-15	-anonymous-	NF	no factor TF: 1-53

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