is 2 12930497 - 1
has 3892468 decimal digits
takes 5.282 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-
PRP2B41CD53907BB91Averified PRP

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2672.298064.1791%40000032134830010.59379.6767%12.891767.6454%3.4663%
PrimeNet2640.275362.5000%6000017000000.08854.3339%0.363764.1252%1.6252%
GPU722684.609664.7059%9000024000000.12783.1663%4.737565.8234%1.1175%
Difference-1-2.3117-0.5268%+310000+318948300+10.4658+6.5104%+8.1542+1.8220%+1.8220%

Known prime factors (3 factors, 146.1 bits, 0.00113009% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
129304971011682085291236.5583912
23 × 3 × 163
-81631.307e-99.740e-69.740e-6
1293049743090622642571341.971166624
25 × 41 × 127
2008-09-08411272.415e-82.706e-54.942e-5
129304972233188741293389734412167.5988635355397760
27 × 5 × 7 × 13 × 53 × 103 × 157 × 173
2022-05-181571734.53969.351e-50.0002

4 Composite Factors:
exponentprime factorscomposite factordigitsbits*
129304974359401097147970792479532478.528
129304972259277042637846858200588067828932104.156
1293049796229493340709337637035144659833733109.568
129304979735365448932899114841039628247736532061627344146.126
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-05-18T19:29:04nordisweet16_30.8b144000004000002167.5980.23710.560.4742.432%
2022-05-22T01:53:35nordisweet16_30.8b14400000321348300-
skipped known factor: 101168208529
skipped known factor: 4309062264257
skipped known factor: 223318874129338973441
--10.59--9.677%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-09-08T08:42:00Will EdgingtonManual testing??41.971131.49077e-911.043.11463e-9


ECM factoring results:
No ECM results for M12930497


Lucas-Lehmer results:
No L-L results for M12930497


PRP results:
dateuseridcompidcofactorsres64PRP
2022-05-24T13:56:02XZT3050Micro1
101168208529
4309062264257
223318874129338973441
2B41CD53907BB91Ano


P-1 factor-bounds graph:
B1 = 400000, B2 = 321348300 (P-1 stage 2)
B1 = 400000 (P-1 stage 1)
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TF factor-bounds graph:
267
2
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Last modified: 2022-05-24T13:56:02+00:00