is 2 4693727 - 1
has 1412953 decimal digits
takes 0.618 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
Actual2676.330665.6716%----6.330665.6716%0.0000%
PrimeNet2610.065462.2951%200004000000.00783.1212%0.073263.4719%1.1769%
GPU722651.554464.6154%300006000000.01172.2322%1.566065.4052%0.7898%
Difference+2+4.7762+1.0563%-30000-600000-0.0117-2.2322%+4.7646+0.2664%+0.2664%

Known prime factors (4 factors, 143.7 bits, 0.00306149% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
469372784487087826.3329
32
-991.908e-121.718e-63.497e-6
4693727234686351927.80625
52
2008-09-0725253.830e-124.773e-69.714e-6
46937271853928290471237.43219749
3 × 29 × 227
2008-09-07292274.972e-97.596e-61.127e-5
469372749212875683549511652.128524240925
3 × 52 × 13 × 71 × 7573
2014-07-307175730.00019.159e-50.0001

11 Composite Factors:
exponentprime factorscomposite factordigitsbits*
4693727198279661546495371754.138
4693727156633000768700160892063.764
4693727435091665506072374972065.238
46937274157852509396231920177372478.460
469372711549590216388865229738012579.934
46937279123714248511557577590616972789.560
469372736759627396586435772387012392891.570
46937279757912334263948824961502380768732106.266
46937277708360394771355855634077063280663935115.892
469372721412112045498846292111412685279764736117.366
46937271809046973241808985081244337234135099548428944143.698
P-1 results:
No P-1 results for M4693727


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-09-07T23:42:00Will EdgingtonManual testing??37.432121.07146e-91.3222.29210e-9
2008-09-07T23:42:00Will EdgingtonManual testing??27.80692.06136e-141.3224.40974e-14
2014-07-30T11:22:00TJAOIManual testing??52.128167.88512e-61.3221.68649e-5


ECM factoring results:

Old Calculation Method

Total ECM effort:0.591 GHz-days
Estimated T-Level:0.150
DigitsB1CurvesCompleteFacMiss
20110003 / 1000.03097.030%
25500003 / 2800.01198.932%

New Calculation Method

Total ECM effort:0.591 GHz-days
Estimated T-Level:0.150
DigitsB1CompleteFacMiss
20110000.11589.102%
25500000.01198.938%


ECM Summary

B1B2factorcurvesGHz-days
50000500000030.591


Lucas-Lehmer results:
No L-L results for M4693727


PRP results:
dateuseridcompidcofactorsres64PRP
2017-11-18T08:57:07kkmrkkblmbrbkc4.xlarge
84487087
234686351
185392829047
4921287568354951
64A5DB914F2EC5__no
2018-03-09T02:35:32MrSupp_CZNRV_1
84487087
234686351
185392829047
4921287568354951
64A5DB914F2EC5__no


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
TF factor-bounds graph:
267
2
220
230
240
250
260
270
280
290
2100
Last modified: 2019-04-05T18:51:12+00:00