is 237730003-1
has 11,357,863 decimal digits
takes 48.735 GHz-days to do one L-L test
Last-known PrimeNet details:
0 L-L tests remaining
ResidueStatus
L-L51CD047DF8C36A1Adouble-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2630.042358.7302%520,00010,660,0002.00869.7161%2.050968.4462%7.2522%
PrimeNet2670.787561.1940%170,0006,500,0000.96435.5136%1.751966.7076%5.5136%
GPU7227112.671063.3803%280,0009,000,0001.41424.1828%14.085367.5631%4.1828%
Difference-8-12.6287-4.6501%+240,000+1,660,000+0.5944+5.5332%-12.0343+0.8831%+0.8831%

Known prime factors (1 factor, 118.3 bits, 0.00031352% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
3773000340628007476448679974204299798593275136118.2905384045089586751420905572125
3 × 53 × 149 × 229 × 12007 × 102397 × 465529 × 735169
465,529735,1692019-01-224.966e+90.89941.7745

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2007-03-04T00:00:00Ilya S. Sapytskyv4_computers545,000545,000---1.021--4.908%
2019-01-22T06:26:43Architects Cubeda3_bu2520,00010,660,0001236118.2902.00997.474.0179.716%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2006-06-13T00:00:00ANONYMOUSv4_computers?269--1.584--
2014-10-05T01:19:00For ResearchManual testing269270--3.169--
2014-11-06T20:47:00chalsallManual testing270271--6.338--
2019-01-17T13:44:04Architects CubedManual testing271272--12.68--


ECM factoring results:
Exponent "37730003" not found


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2007-04-07T00:00:00Ilya S. Sapytskyv4_computers51CD047DF8C36A1A48.73
2015-07-02T14:33:00redprimeMBE-T3610-CU51CD047DF8C36A1A48.73


PRP results:
Exponent "37730003" not found


P-1 factor-bounds graph:
B1 = 520,000, B2 = 10,660,000 (stage 2)
B1 = 545,000 (stage 1)
B1 = 520,000 (stage 1)
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TF factor-bounds graph:
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2120
Last modified: 2019-01-22T06:26:43+00:00