is 2 94401707 - 1
has 28417746 decimal digits
takes 341.944 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
Actual27440.527563.5135 %8750001990625010.04164.6849 %50.569165.2229 %
Target27581.056964.0000 %65000011000000034.70514.1973 %115.761965.5110 %
Difference-1-40.5294-0.4865 %+225000-90093750-24.6635+0.4876%-65.1928-0.2882 %

Known prime factors (1 factor, 90.0 bits, 0.00009533% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
9440170712314400345288865298784096312889.9926522339868964904045
3 × 5 × 23 × 1291 × 2203 × 2879 × 2308883
2019-08-30287923088832,496,5930.67501.2340

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2019-08-30Ryan PropperManual testing87500019906250622889.99210.044.268%


Trial Factoring results:
57585960616263646566676869707172737475
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2010-12-27Architects Cubedm1_822642650.040
2014-02-02Carsten KossendeyManual testing2652680.554
2014-04-25ANONYMOUSManual testing2682690.633
2014-09-21EratosthenesManual testing2692713.800
2018-10-05LaurVManual testing2712725.066
2019-04-13Niels_Mache_NextcloudManual testing27227310.13
2019-08-22gcardonaManual testing27327420.26


ECM factoring results:
No ECM results for M94401707


Lucas-Lehmer results:
No L-L results for M94401707


PRP results:
No PRP results for M94401707


CERT results:
No CERT results for M94401707


P-1 factor-bounds graph:
B1 = 875000, B2 = 19906250 (P-1 stage 2)
B1 = 875000 (P-1 stage 1)
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108
TF factor-bounds graph:
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269
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265
this exponent TF target: 75
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00