is 2 5092193 - 1
has 1532903 decimal digits
takes 0.706 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
Actual2675.835265.6716%----5.835265.6716%0.0000%
PrimeNet2610.060362.2951%220005000000.00973.4086%0.070063.5803%1.2852%
GPU722651.432764.6154%340007000000.01412.4235%1.446865.4729%0.8575%
Difference+2+4.4025+1.0563%-34000-700000-0.0141-2.4235%+4.3883+0.1987%+0.1987%

Known prime factors (2 factors, 108.3 bits, 0.00212698% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
509219327236714542971341.309267436
22 × 13 × 37 × 139
-371391.085e-78.553e-61.513e-5
50921931477101735930868953772167.00114503591438216
23 × 1812948929777
2019-10-29818129489297776.465419,85237,079

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
509219340231398332474531023696627608496933108.310
P-1 results:
No P-1 results for M5092193


Trial Factoring results:
No TF results for M5092193


ECM factoring results:

Old Calculation Method

Total ECM effort:0.211 GHz-days
Estimated T-Level:0.050
DigitsB1CurvesCompleteFacMiss
20110001 / 1000.01099.000%
25500001 / 2800.00499.643%

New Calculation Method

Total ECM effort:0.211 GHz-days
Estimated T-Level:0.050
DigitsB1CompleteFacMiss
20110000.03896.227%
25500000.00499.645%


ECM Summary

B1B2factorcurvesGHz-days
50000500000010.211


Lucas-Lehmer results:
No L-L results for M5092193


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-20T16:59:51kkmrkkblmbrbkManual testing
2723671454297
8411B7FDE5E75A__no
2018-05-05T08:35:39Oliver KruseGTX-1
2723671454297
8411B7FDE5E75A__no
2019-10-29T23:59:55ATHec2-PRPCF
2723671454297
147710173593086895377
F48C93FD0F30A545no
2019-10-30T20:25:50marssystemsSYSTEM01
2723671454297
147710173593086895377
F48C93FD0F30A545no


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
105
106
107
108
109
1010
1011
1012
1013
TF factor-bounds graph:
267
240
250
260
270
280
290
2100
Last modified: 2019-10-30T20:25:50+00:00