is 2 2822207 - 1
has 849569 decimal digits
takes 0.218 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
Actual26710.528667.1642%----10.528667.1642%0.0000%
PrimeNet2590.027262.7119%120002400000.00272.9313%0.029963.8049%1.0930%
GPU722630.565565.0794%160002600000.00331.8256%0.568865.7169%0.6375%
Difference+4+9.9631+2.0848%-16000-260000-0.0033-1.8256%+9.9598+1.4473%+1.4473%

Known prime factors (3 factors, 145.5 bits, 0.00515695% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
2822207186265663927.47333
3 × 11
-3116.381e-123.848e-76.838e-7
282220732610250633116791651.534577743777
32 × 13 × 1951 × 2531
2014-07-01195125310.00020.00020.0004
28222071067429388438454585272166.53318911252584209
3 × 190523 × 33086561
2018-05-04190523330865616.27490.22210.3771

4 Composite Factors:
exponentprime factorscomposite factordigitsbits*
28222076074169954773668645781772479.007
2822207198825442743173278020706584012994.005
282220734809139890132581599118497086923683336118.067
28222076483747520095292469461407075459408500276527944145.540
P-1 results:
No P-1 results for M2822207


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2014-07-01T11:25:00TJAOIManual testing??51.534168.13763e-50.4700.000


ECM factoring results:

Old Calculation Method

Total ECM effort:0.417 GHz-days
Estimated T-Level:0.200
DigitsB1CurvesCompleteFacMiss
20110004 / 1000.04096.060%
25500004 / 2800.01498.579%

New Calculation Method

Total ECM effort:0.417 GHz-days
Estimated T-Level:0.200
DigitsB1CompleteFacMiss
20110000.15485.740%
25500000.01498.587%


ECM Summary

B1B2factorcurvesGHz-days
50000500000030.313
50000500000010.104


Lucas-Lehmer results:
No L-L results for M2822207


PRP results:
dateuseridcompidcofactorsres64PRP
2017-10-22T02:53:08Oliver KruseGTX-0
186265663
3261025063311679
49E9B447F54A3F__no
2017-12-07T01:14:05kkmrkkblmbrbkc4.xlarge
186265663
3261025063311679
49E9B447F54A3F__no
2018-05-04T03:03:25ATHec2-PRPCF
186265663
3261025063311679
106742938843845458527
49E9B447F54A3F__no


P-1 factor-bounds graph:
100
101
102
103
104
105
106
100
101
102
103
104
105
106
107
108
TF factor-bounds graph:
267
2
220
230
240
250
260
270
280
290
2100
Last modified: 2018-12-01T03:23:17+00:00