is 2 104730697 - 1
has 31527082 decimal digits
takes 416.995 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
factored, 0 PRP tests remaining
ResidueStatus
L-L-unknown--unknown-
PRPC1B19BAACD743F55PRP-tested

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual276146.127164.4737 %8750001793750010.41863.8524 %156.545765.8423 %
Target276146.127164.4737 %65000012000000041.29373.9258 %187.420965.8684 %
Difference---+225000-102062500-30.8751-0.0734 %-30.8751-0.0261 %

Known prime factors (1 factor, 88.6 bits, 0.00008462% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
1047306974758848915703190802962149532788.6212271945595713542708
22 × 31 × 47 × 1823 × 39103 × 5468669
2021-02-06391035468669762,8191.93363.2128

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2021-02-06Architects CubedColab_iROOT287500017937500622788.62110.423.852%


Trial Factoring results:
5758596061626364656667686970717273747576
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2010-04-19sasaki3mate242632640.019
2010-08-30Der GrottenolmEsprimo_P56152642650.036
2012-05-09Richardworkmy2652660.071
2013-09-02RobishManual testing2662680.428
2013-09-04RobishManual testing2682690.571
2013-09-05RobishManual testing2692701.142
2013-09-17ANONYMOUSManual testing2702712.283
2013-09-17RobishManual testing2702712.283
2014-12-28GrunwalderGIMPcompute-0-52712724.567
2020-02-24el groccoManual testing2722739.133
2020-04-01SRBaseManual testing27327418.27
2020-10-10ktonyGPU72_TF27427536.53
2020-10-10Runtime ErrorGPU72_TF27527673.06


ECM factoring results:
No ECM results for M104730697


Lucas-Lehmer results:
No L-L results for M104730697


PRP results:
dateuseridcompidcofactorsres64
2020-10-31tServoManual testingC1B19BAACD743F55


CERT results:
No CERT results for M104730697


P-1 factor-bounds graph:
B1 = 875000, B2 = 17937500 (P-1 stage 2)
B1 = 875000 (P-1 stage 1)
103
104
105
106
103
104
105
106
107
108
TF factor-bounds graph:
276
275
274
273
272
271
270
269
268
266
265
264
this exponent TF target: 76
TF double-checked to: 67
250
260
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290
JSON version of this page
Last modified: 2024-03-13T02:15:48+00:00