is 2 60030521 - 1
has 18070988 decimal digits
takes 133.359 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual27331.864564.3836%560000106400003.57294.1069%35.437565.8463%1.4627%
PrimeNet2691.988862.3188%260000120000002.89795.6512%4.886764.4483%2.1294%
GPU7227331.864564.3836%400000140000003.67534.1533%35.539865.8628%1.4793%
Difference---+160000-3360000-0.1024-0.0463%-0.1024-0.0165%-0.0165%

Known prime factors (1 factor, 75.6 bits, 0.00012590% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
60030521563762888673902208949692375.578469563548077404
22 × 32 × 11 × 23 × 43 × 181 × 6624061
2012-12-271816624061189.381.16312.1713

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2012-12-27T03:21:00Jwb52zClay560000106400002375.5783.573266.77.1464.107%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-11-21T20:48:00WarpedLinux263264--0.033--
2008-11-25T06:30:00Sturle Sundecaliga264265--0.062--
2009-01-18T06:59:00Sturle Sundegiasha.ifi265266--0.124--
2009-01-19T07:24:00AtheanEntropy266267--0.249--
2009-09-03T22:33:00Colin Rattray-Woodwork5267268--0.498--
2009-09-11T04:24:00Andreas Jantoskiwi268269--0.996--
2011-07-13T13:53:00eon_blue_apocalypsecc0-7apr269270--1.992--
2012-05-03T06:42:00XyzzyManual testing270271--3.983--
2012-11-20T13:33:00Tom DuellManual testing271272--7.967--
2012-11-20T13:33:00Tom DuellManual testing272273--15.93--


ECM factoring results:
No ECM results for M60030521


Lucas-Lehmer results:
No L-L results for M60030521


PRP results:
No PRP results for M60030521


P-1 factor-bounds graph:
B1 = 560000, B2 = 10640000 (P-1 stage 2)
B1 = 560000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2012-12-27T03:21:05+00:00