is 2 4798537 - 1
has 1444504 decimal digits
takes 0.632 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
Actual2676.192365.6716%----6.192365.6716%0.0000%
PrimeNet2610.064062.2951%200004500000.00833.2245%0.072363.5109%1.2158%
GPU722651.520464.6154%320006500000.01252.3221%1.532965.4370%0.8217%
Difference+2+4.6719+1.0563%-32000-650000-0.0125-2.3221%+4.6593+0.2346%+0.2346%

Known prime factors (4 factors, 176.4 bits, 0.00367600% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
479853735989027511031.745375
3 × 53
-1251256.446e-112.386e-54.857e-5
479853795490886311033.153995
5 × 199
2008-09-0851992.898e-102.973e-63.875e-6
479853770758074953131342.686737288
23 × 23 × 4007
2008-09-302340071.937e-74.583e-57.778e-5
47985375177372938577695948572168.81153947410831444
22 × 3 × 13 × 17 × 41 × 73 × 607 × 11197
2019-05-296071119717.3400.00020.0002

11 Composite Factors:
exponentprime factorscomposite factordigitsbits*
4798537343662413436487238812064.898
4798537254651430604283753060632374.431
4798537675675129086379540865032375.839
4798537186328617116002239765501275160731100.556
4798537494391930662193376926645477076731101.963
479853724316890808512514462492733866975333107.584
4798537366340942448187533624975593640524134111.497
47985371779268479332368995915284332653043068001741133.708
47985371318425425580714789726829666260740288571799144143.242
47985373498222128601812883894184658885204584191507144144.650
479853712589761242234140171434024761763959371244626013026
0321
54176.394
P-1 results:
No P-1 results for M4798537


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-09-30T21:36:00markrManual testing??42.686137.15684e-81.3481.52722e-7
2008-09-08T00:13:00Will EdgingtonManual testing??33.153105.13601e-111.3481.09599e-10


ECM factoring results:

Old Calculation Method

Total ECM effort:0.396 GHz-days
Estimated T-Level:0.100
DigitsB1CurvesCompleteFacMiss
20110002 / 1000.02098.010%
25500002 / 2800.00799.287%

New Calculation Method

Total ECM effort:0.396 GHz-days
Estimated T-Level:0.100
DigitsB1CompleteFacMiss
20110000.07792.596%
25500000.00799.291%


ECM Summary

B1B2factorcurvesGHz-days
50000500000020.396


Lucas-Lehmer results:
No L-L results for M4798537


PRP results:
dateuseridcompidcofactorsres64PRP
2017-11-19T13:05:50kkmrkkblmbrbkc4.xlarge
3598902751
9549088631
7075807495313
D4E26B95D36683__no
2018-03-24T20:04:39Oliver KruseGTX-1
3598902751
9549088631
7075807495313
D4E26B95D36683__no
2019-05-30T02:49:11Niels_Mache_NextcloudSuperDry-X
3598902751
9549088631
7075807495313
517737293857769594857
D4E26B95D3668362no


P-1 factor-bounds graph:
100
101
102
103
100
101
102
103
104
105
TF factor-bounds graph:
267
2
230
240
250
260
270
280
290
2100
Last modified: 2019-05-30T02:49:11+00:00