is 2 46983787 - 1
has 14143530 decimal digits
takes 81.569 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
factored, 0 LL tests remaining
ResidueStatus
L-LDB5B90E4BDAF904Ddouble-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual27110.175463.3803 %----10.175463.3803 %
Target27220.354563.8889 %340000550000008.35274.1539 %28.707265.3889 %
Difference-1-10.1792-0.5086 %-340000-55000000-8.3527-4.1539 %-18.5318-2.0086 %

Known prime factors (1 factor, 122.2 bits, 0.00026000% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
46983787593425163352850693951289189432171222337122.15863152121321430591998819634253
11 × 313 × 571 × 937 × 1999 × 18191 × 524231 × 1798387
2012-11-2252423117983874.043e+91.49442.6858

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2012-11-22David Campeaui5-2500k37122.1583.0690.000%


Trial Factoring results:
57585960616263646566676869707172
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2008-03-03Team_Inspectorv4_computers2632681.235
2011-07-27Carsten KossendeyManual testing2682691.272
2012-06-28Carsten KossendeyManual testing2692702.545
2012-09-24bcp19Manual testing2702715.090


ECM factoring results:
No ECM results for M46983787


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2009-12-31Karl HiramotosmokeDB5B90E4BDAF904D81.57


PRP results:
No PRP results for M46983787


CERT results:
No CERT results for M46983787


P-1 factor-bounds graph:
104
105
106
104
105
106
107
TF factor-bounds graph:
271
270
269
268
this exponent TF target: 72
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00