63 106 003 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite: proven not-prime with Lucas-Lehmer test

No factors below 2⁷⁵

TF target 2⁷⁴

P-1

B1 =	540000
B2 =	8370000

Status	Date	User	Residue	Shift	Software
Verified	2013-11-09	Kyle Z Schmidt	92D28871901B7440	3765971	Windows 64-bit,Prime95,v27.9,build 1
Verified	2022-12-15	lajo321	92D28871901B7440	21005440	Linux 64-bit,Prime95,v29.4,build 8

History

Date	User	Type	Result
2022-12-15	lajo321	C-LL	92D28871901B7440
2019-10-15	ktony	NF	no factor TF: 74-75
2016-02-23	Mark Rose	NF	no factor TF: 59-63
2013-11-09	Kyle Z Schmidt	C-LL	92D28871901B7440
2013-06-06	Volond	NF-PM1	B1=540000, B2=8370000
2013-04-21	GrunwalderGIMP	NF	no factor TF: 73-74
2013-04-21	GrunwalderGIMP	NF	no factor TF: 72-73
2013-04-21	GrunwalderGIMP	NF	no factor TF: 71-72
2012-09-16	J. Honess	NF	no factor TF: 70-71
2011-12-28	Pierluigi	NF	no factor TF: 69-70
2009-10-27	SAHS Physics Club	NF	no factor TF: 68-69
2009-03-30	Joel McBeth	NF	no factor TF: 67-68
2009-03-28	Charles Spalton	NF	no factor TF: 66-67
2009-03-23	linded	NF	no factor TF: 65-66
2009-02-24	fs2k155	NF	no factor TF: 64-65
2009-02-08	Wojciech Florek	NF	no factor TF: 63-64
2003-07-21	Gordon Spence	NF	no factor TF: 1-59
1999-11-17	-anonymous-	NF	no factor TF: 1-51