is 2149251-1
has 44,930 decimal digits
takes 0.000 GHz-days to do one L-L test
Last-known PrimeNet details:
-unknown- L-L tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actualunknown100,000,0002,000,000,0000.9427169.4471%0.9427169.4471%114.4471%
PrimeNet2400.000055.0000%1,60034,0000.000010.6458%0.000065.6458%10.6458%
GPU722440.000059.0909%2,60050,0000.00007.1329%0.000066.2238%7.1329%
Difference-440.0000-59.0909%+99,997,400+1,999,950,000+0.9427+162.3142%+0.9426+103.2233%+103.2233%

Known prime factors (2 factors, 143.3 bits, 0.09602392% known):
Remaining cofactor is not a probable-prime

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
14925116716113823.99556
23 × 7
88-7.578e-123.706e-87.541e-8
14925183076795163301924235922829167882128736119.3222783123569131929576214659505393
3 × 37 × 479 × 503 × 4513 × 7487 × 2037713 × 1511436233
2,037,7131.51144e+92017-04-301.165e+120.39040.7124

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
1492511388721095627608418645124671650013634029743144143.317
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2017-04-30T22:10:22kkmrkkblmbrbkManual testing100,000,0002,000,000,0001236119.3220.9430.0011.88541.514%


Trial Factoring results:
Exponent "149251" not found


ECM factoring results:
ECM Summary

B1B2factorcurvesGHz-days
50,0005,000,0002810.944
250,00025,000,00060510.16
1,000,000100,000,000181.209


Lucas-Lehmer results:
Exponent "149251" not found


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-21T23:07:59Oliver KruseOllaptop0A0D4D4F5D88C8__?
2017-09-22T10:02:32Oliver KruseManual testing0A0D4D4F5D88C8__?
2017-10-11T07:04:46kkmrkkblmbrbkc4.large0A0D4D4F5D88C8__no
2020-04-17T15:45:17Oliver KruseAddPrpType5
16716113
830767951633019242359228291678821287
FFCED5ACABD89D__no


P-1 factor-bounds graph:
B1 = 100,000,000, B2 = 2,000,000,000 (stage 2)
B1 = 100,000,000 (stage 1)
100
101
102
103
104
105
106
107
108
100
101
102
103
104
105
106
107
108
109
1010
TF factor-bounds graph:
220
230
240
250
260
270
280
290
2100
2110
2120
Last modified: 2020-04-17T15:45:17+00:00