is 2 60512297 - 1
has 18216017 decimal digits
takes 134.430 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
Actual27331.610864.3836 %----31.610864.3836 %
Target27331.610864.3836 %4000007000000013.50334.1574 %45.114265.8643 %
Difference----400000-70000000-13.5033-4.1574 %-13.5033-1.4807 %

Known prime factors (1 factor, 86.2 bits, 0.00014241% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
60512297872573678392749916779114792686.173720988725971474787
3 × 17 × 1721 × 2011 × 7759 × 526453
2013-01-217759526453391,6650.11600.1726

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2013-01-21JAMCOSX-casita2686.1731.8360.000%


Trial Factoring results:
5758596061626364656667686970717273
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2003-06-01Gordon Spencev4_computers212590.001
2003-08-25Gordon Spencev4_computers212600.001
2022-03-29LordJuliusManual testing260263
2009-01-27ScoutLisa2632640.032
2009-01-28fes016X32102642650.062
2009-01-30fes016X32102652660.123
2009-02-01fes016X32102662670.247
2009-02-02fes016X32102672680.494
2009-06-29symalladSchool_Laptop2682690.988
2011-07-16TheJudgerManual testing2692701.976
2012-08-26Clown_RoyalManual testing2702713.952
2012-12-24Jerry HallettManual testing27127323.71


ECM factoring results:
No ECM results for M60512297


Lucas-Lehmer results:
No L-L results for M60512297


PRP results:
No PRP results for M60512297


CERT results:
No CERT results for M60512297


P-1 factor-bounds graph:
102
103
104
102
103
104
105
106
TF factor-bounds graph:
273
271
270
269
268
267
266
265
264
263
260
259
this exponent TF target: 73
TF double-checked to: 67
250
260
270
280
290
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Last modified: 2024-03-13T02:15:48+00:00