is 2 9903857 - 1
has 2981359 decimal digits
takes 2.889 GHz-days to do one PRP test
Last-known PrimeNet details:
-unknown- L-L tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP271884C9336519__

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2673.000264.1791%----3.000264.1791%1.6791%
PrimeNet2640.359462.5000%4500012000000.04563.6736%0.405063.8776%1.3776%
GPU722686.018364.7059%6500015000000.06062.5640%6.078965.6108%0.9049%
Difference-1-3.0181-0.5268%-65000-1500000-0.0606-2.5640%-3.0787-1.4317%-1.4317%

Known prime factors (2 factors, 109.8 bits, 0.00110828% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
990385798048184311033.191495
32 × 5 × 11
-9111.279e-103.852e-67.746e-6
99038571122973895021821254120072476.5725669376562190979
33 × 11 × 53 × 57193 × 6297383
2021-05-305719362973831,578.40.16800.2710

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
9903857110105551434418121795839970230101734109.763
P-1 results:
Exponent "9903857" not found


P+1 Factoring results:
dateuseridcompidb1b2startfactorSmoothdigitsbits*ghz-days
2021-05-30T14:34:09One ManQ955012000006720000027P-12476.5722.262
2021-06-02T18:58:13One ManQ955012000006720000065--2.262


Trial Factoring results:
Exponent "9903857" not found


ECM factoring results:
Exponent "9903857" not found


Lucas-Lehmer results:
Exponent "9903857" not found


PRP results:
dateuseridcompidcofactorsres64PRP
2019-11-14T20:26:23mnd975201b
9804818431
271884C9336519__no
2021-01-09T02:07:20One ManIIX4B40
9804818431
271884C93365199Dno
2021-06-01T15:49:55kutensrigel
9804818431
112297389502182125412007
271884C93365199Dno


P-1 factor-bounds graph:
100
101
102
103
104
105
100
101
102
103
104
105
106
107
TF factor-bounds graph:
267
230
240
250
260
270
280
290
2100
Last modified: 2021-06-02T18:58:13+00:00