is 2 84403063 - 1
has 25407854 decimal digits
takes 263.379 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
Actual276181.320464.4737 %665000123025005.87783.3600 %187.198165.6674 %
Target27590.659164.0000 %5500009500000025.77233.9407 %116.431465.4187 %
Difference+1+90.6612+0.4737 %+115000-82697500-19.8945-0.5807 %+70.7668+0.2487 %

Known prime factors (1 factor, 89.6 bits, 0.00010618% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
844030639530778749308457635652603292789.6235645991040223538828
22 × 3 × 661 × 1747 × 105883 × 3848029
2017-11-1910588338480292,542,5311.40161.7717

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2017-11-19TheJudgerManual testing6650001230250022789.6236.8233.706%


Trial Factoring results:
5758596061626364656667686970717273747576
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2010-12-24Architects Cubedm1_802642650.044
2012-08-09Carsten KossendeyManual testing2652660.089
2013-02-20Juergen KampmeierManual testing2662670.177
2013-08-21timc995dl580_g5b2672680.354
2014-01-14Carsten KossendeyManual testing2682690.708
2014-03-18SMoffatManual testing2692701.417
2014-08-15webbertManual testing2702712.833
2017-01-23Judge HaleManual testing27127317.00
2017-04-24TheJudgerManual testing273276158.7


ECM factoring results:
No ECM results for M84403063


Lucas-Lehmer results:
No L-L results for M84403063


PRP results:
No PRP results for M84403063


CERT results:
No CERT results for M84403063


P-1 factor-bounds graph:
B1 = 665000, B2 = 12302500 (P-1 stage 2)
B1 = 665000 (P-1 stage 1)
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108
TF factor-bounds graph:
276
273
271
270
269
268
267
266
265
this exponent TF target: 75
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00