is 2 102057313 - 1
has 30722313 decimal digits
takes 406.351 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
Actual276149.954964.4737 %15000009600000038.38465.5076 %188.339566.4303 %
Target276149.954964.4737 %65000011000000038.14833.8500 %188.103265.8414 %
Difference---+850000-14000000+0.2363+1.6576%+0.2363+0.5889 %

Known prime factors (1 factor, 83.4 bits, 0.00008173% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
102057313128672468338353433417204092683.41263039318083140908
22 × 3 × 4423 × 87313 × 13602991
2021-01-12873131360299136,3454.75547.9916

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2021-01-12Runtime ErrorManual testing15000009600000022683.41239.545.508%


Trial Factoring results:
5758596061626364656667686970717273747576
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2010-04-261997rj7Manual testing2632640.019
2010-08-16Mr-Plonklinux-i7-9202642650.037
2012-04-20nextPrimeMO5052652660.073
2013-09-07processinfoManual testing2662670.146
2013-09-08PascalBieriManual testing2672680.293
2013-09-09PascalBieriManual testing2682690.586
2013-09-15processinfoManual testing2692701.172
2014-04-03SMoffatManual testing2702712.343
2014-12-07shaugeManual testing2712724.686
2020-03-28KrieselManual testing272276140.6


ECM factoring results:
No ECM results for M102057313


Lucas-Lehmer results:
No L-L results for M102057313


PRP results:
No PRP results for M102057313


CERT results:
No CERT results for M102057313


P-1 factor-bounds graph:
B1 = 1500000, B2 = 96000000 (P-1 stage 2)
B1 = 1500000 (P-1 stage 1)
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108
TF factor-bounds graph:
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269
268
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266
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264
this exponent TF target: 76
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00