is 273201067-1
has 22,035,717 decimal digits
takes 202.379 GHz-days to do one L-L test
Last-known PrimeNet details:
0 L-L tests remaining
ResidueStatus
L-LFF80359819D23D33double-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual27452.265263.5135%670,00013,902,5005.57604.1154%57.841267.6290%6.2004%
PrimeNet2703.264361.4286%320,00014,000,0004.27075.5411%7.535066.9697%5.5411%
GPU7227452.265263.5135%500,00017,000,0005.60824.1259%57.873467.6394%4.1259%
Difference---+170,000-3,097,500-0.0322-0.0105%-0.0322-0.0105%-0.0105%

Known prime factors (1 factor, 123.8 bits, 0.00016919% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
732010671912945917041262532466539013949079503138123.847130663800094694147864438848545
3 × 5 × 73 × 6703 × 56873 × 91771 × 216859 × 3347431
216,8593,347,4312015-03-052.093e+91.55311.7693

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2015-03-05T02:29:00For ResearchR720_3670,00013,902,50038123.8475.576404.811.154.115%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-06-28T14:23:00George WoltmanManual testing?264--0.027--
2010-06-01T17:18:00eon_blue_apocalypseFloppteron264265--0.051--
2010-06-02T20:02:00S00030vd01265266--0.102--
2010-06-04T20:14:00Stephan GruppMT.8W266267--0.204--
2010-06-05T10:56:00drewha - Belaruswork-warez267268--0.408--
2010-06-08T00:09:00drewha - Belaruswork-warez268269--0.817--
2012-10-05T12:07:00SWL551Manual testing269270--1.633--
2012-10-05T12:07:00SWL551Manual testing270271--3.267--
2015-02-25T03:09:00For ResearchManual testing271272--6.533--
2015-02-25T04:19:00For ResearchManual testing272273--13.07--
2015-02-25T06:39:00For ResearchManual testing273274--26.13--


ECM factoring results:
Exponent "73201067" not found


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2013-10-25T21:02:00ManpowreManual testingFF80359819D23D33202.4


PRP results:
Exponent "73201067" not found


P-1 factor-bounds graph:
B1 = 670,000, B2 = 13,902,500 (stage 2)
B1 = 670,000 (stage 1)
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TF factor-bounds graph:
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Last modified: 2015-03-05T02:29:00+00:00