is 2 98459341 - 1
has 29639215 decimal digits
takes 375.513 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
Actual27319.427863.0137 %9650002412500012.31465.4008 %31.742465.0113 %
Target276155.434764.4737 %65000011000000036.54143.8331 %191.976165.8355 %
Difference-3-136.0069-1.4600 %+315000-85875000-24.2268+1.5676%-160.2337-0.8242 %

Known prime factors (1 factor, 82.3 bits, 0.00008354% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
9845934157556406805029283385707192582.25129228515151766699
3 × 28309 × 35759 × 9624443
2019-10-3035759962444313,2623.08685.4161

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2019-10-30S485122i7-7820HQ965000241250001222582.25112.314.098%


Trial Factoring results:
5758596061626364656667686970717273747576
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2011-01-20Architects Cubedm1_tt2642650.038
2013-09-25SMoffatManual testing2652660.076
2013-09-27SMoffatManual testing2662670.152
2013-09-30SMoffatManual testing2672680.304
2013-10-05SMoffatManual testing2682701.822
2013-10-10SMoffatManual testing2702712.429
2018-08-06masserManual testing2712724.857
2019-04-16Niels_Mache_NextcloudManual testing2722739.71


ECM factoring results:
No ECM results for M98459341


Lucas-Lehmer results:
No L-L results for M98459341


PRP results:
No PRP results for M98459341


CERT results:
No CERT results for M98459341


P-1 factor-bounds graph:
B1 = 965000, B2 = 24125000 (P-1 stage 2)
B1 = 965000 (P-1 stage 1)
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108
TF factor-bounds graph:
273
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271
270
268
267
266
265
this exponent TF target: 76
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00