is 2 333069887 - 1
has 100264027 decimal digits
takes 4,954.415 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual27645.948361.8421 %3165000104445000187.28186.7800 %233.230164.4292 %
Target2811,470.362064.1975 %1900000400000000508.79794.0329 %1,979.159965.6414 %
Difference-5-1,424.4137-2.3554 %+1265000-295555000-321.5161+2.7471%-1,745.9298-1.2122 %

Known prime factors (1 factor, 84.7 bits, 0.00002542% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
333069887309991183263533445336400312684.68046535456275507345
5 × 53 × 257 × 18047 × 37861687
2015-12-07180473786168711,76344.86083.099

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2015-12-07aurashiftusslcburnin0831650001044450001222684.680198.54.470%


Trial Factoring results:
57585960616263646566676869707172737475767778798081
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2010-11-03Architects Cubedm1_282652660.022
2012-04-16LaurVManual testing2662690.314
2014-08-16Carsten KossendeyManual testing2692700.359
2014-08-16Carsten KossendeyManual testing2702710.718
2014-08-16Carsten KossendeyManual testing2712721.436
2014-11-27Carsten KossendeyManual testing2722732.872
2015-08-05AirSquirrelsManual testing2732745.744
2015-08-05AirSquirrelsManual testing27427511.49
2015-08-05AirSquirrelsManual testing27527622.97


ECM factoring results:
No ECM results for M333069887


Lucas-Lehmer results:
No L-L results for M333069887


PRP results:
No PRP results for M333069887


CERT results:
No CERT results for M333069887


P-1 factor-bounds graph:
B1 = 3165000, B2 = 104445000 (P-1 stage 2)
B1 = 3165000 (P-1 stage 1)
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109
TF factor-bounds graph:
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274
273
272
271
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269
266
this exponent TF target: 81
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00