is 2 6021637 - 1
has 1812694 decimal digits
takes 1.067 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- L-L tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2674.934565.6716%----4.934565.6716%0.0000%
PrimeNet2620.102062.9032%260006000000.01473.3316%0.116764.1392%1.2359%
GPU722662.452665.1515%400009000000.02232.4186%2.474965.9944%0.8428%
Difference+1+2.4820+0.5201%-40000-900000-0.0223-2.4186%+2.4596-0.3227%-0.3227%

Known prime factors (2 factors, 113.0 bits, 0.00187588% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
6021637103572156411133.270860
22 × 5 × 43
-5432.254e-101.817e-62.615e-6
60216379744890834707848392360172479.68980915628380686584
23 × 3 × 1031 × 123973 × 26377607
2021-07-221239732637760738,3940.39940.6898

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
60216371009299357730736730348094576294189735112.959
P-1 results:
Exponent "6021637" not found


P+1 Factoring results:
dateuseridcompidb1b2startfactorSmoothdigitsbits*ghz-days
2021-07-22T08:34:34ATHec2-P_15000005000000027P-12479.6890.815


Trial Factoring results:
Exponent "6021637" not found


ECM factoring results:
Exponent "6021637" not found


Lucas-Lehmer results:
Exponent "6021637" not found


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-20T19:45:16kkmrkkblmbrbkManual testing
10357215641
21DDCA64B556B2__no
2018-09-15T20:18:43ANONYMOUS
10357215641
21DDCA64B556B2__no
2021-07-22T11:10:52ATHec2-PRPCF
10357215641
974489083470784839236017
9E18DA20337BA9__no


P-1 factor-bounds graph:
B1 = 500000, B2 = 50000000 (P-1 stage 2)
B1 = 500000 (P-1 stage 1)
100
101
102
103
104
105
106
100
101
102
103
104
105
106
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108
TF factor-bounds graph:
267
230
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250
260
270
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290
2100
Last modified: 2021-07-22T11:10:52+00:00