is 2 136000303 - 1
has 40940171 decimal digits
takes 757.446 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual2727.031861.1111 %13850004189625029.00926.9509 %36.041163.8142 %
Target277225.059563.6364 %80000015000000072.10653.9461 %297.166065.0713 %
Difference-5-218.0277-2.5253 %+585000-108103750-43.0973+3.0048%-261.1249-1.2571 %

Known prime factors (1 factor, 75.7 bits, 0.00005563% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
136000303595632146805183271106172375.657218981919034836
22 × 32 × 43 × 53 × 131 × 20374649
2018-11-301312037464956.2648.965616.743

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2018-11-30timbitManual testing138500041896250622375.65730.384.480%


Trial Factoring results:
575859606162636465666768697071727374757677
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2010-11-26Torchwood InstitutePH2-9552642650.027
2012-11-04HBendtzHAL90062652660.055
2015-01-293astahlon53502662670.110
2016-02-11dbaughManual testing2672680.220
2016-11-27proxy2222Manual testing2682690.440
2016-12-13proxy2222Manual testing2692700.879
2016-12-13proxy2222Manual testing2702711.758
2017-02-03Sergey NosovManual testing2712723.517


ECM factoring results:
No ECM results for M136000303


Lucas-Lehmer results:
No L-L results for M136000303


PRP results:
No PRP results for M136000303


CERT results:
No CERT results for M136000303


P-1 factor-bounds graph:
B1 = 1385000, B2 = 41896250 (P-1 stage 2)
B1 = 1385000 (P-1 stage 1)
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TF factor-bounds graph:
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this exponent TF target: 77
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00