is 2 27460523 - 1
has 8266442 decimal digits
takes 25.420 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2694.347663.7681%285000344967002.88446.2028%7.232066.0155%2.2474%
PrimeNet2660.537862.1212%13000045000000.49415.2792%1.031964.1209%1.9997%
GPU722708.701664.2857%20000060000000.69263.9099%9.394265.6821%1.3964%
Difference-1-4.3540-0.5176%+85000+28496700+2.1918+2.2929%-2.1622+0.3334%+0.3334%

Known prime factors (4 factors, 153.9 bits, 0.00056047% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
2746052354921047825.7111
1
-111.628e-131.342e-62.732e-6
2746052385676831771032.996156
22 × 3 × 13
2008-09-084132.154e-116.027e-61.093e-5
2746052314563413767831340.40526517
3 × 8839
2008-09-08388399.279e-90.00070.0012
27460523312483447216826331754.795568968492
22 × 3 × 47414041
2014-12-154474140410.00013.46746.4761

11 Composite Factors:
exponentprime factorscomposite factordigitsbits*
274605234705461304451263191858.707
27460523799837932023438518012066.116
27460523124774715138327274795912373.402
2746052317161918091317338060767512580.505
274605232677259173810570418871650412787.791
27460523455082573741650766956005096392995.200
274605236852757994523683760448088517773099.113
274605231470378769160315070716595991351792735113.502
27460523249936114213461676295768028310747203337120.911
2746052338990033111922032202581123634668664310339128.196
274605232141373441071426190933471412452448542013208884147153.907
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-05-15T13:51:44masserManual testing28500034496700-
skipped known factor: 54921047
skipped known factor: 8567683177
skipped known factor: 1456341376783
--2.884--6.203%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-09-08T23:32:00Will EdgingtonManual testing??40.405133.94510e-952.348.12308e-9
2008-09-08T23:32:00Will EdgingtonManual testing??32.996107.03554e-1352.341.44864e-12
2014-12-15T12:40:00TJAOIManual testing254255*54.795173.08712e-552.346.35644e-5
2022-08-10T19:28:57LordJuliusManual testing2126540.405139.27912e-952.341.91060e-8
2022-08-10T19:28:57LordJuliusManual testing2126554.795170.00052.340.000
2022-08-10T19:28:57LordJuliusManual testing2126558.707180.00352.340.006
2022-08-10T19:28:57LordJuliusManual testing2126525.71181.62817e-1352.343.35244e-13
2022-08-10T19:28:57LordJuliusManual testing2126532.996102.15396e-1152.344.43506e-11
2022-08-10T19:28:57LordJuliusManual testing265266--0.272--
2022-08-10T19:28:58LordJuliusManual testing266267--0.544--
2022-08-10T19:28:58LordJuliusManual testing267268--1.089--
2022-07-19T15:23:16masserManual testing267269--3.266--


ECM factoring results:
No ECM results for M27460523


Lucas-Lehmer results:
No L-L results for M27460523


PRP results:
No PRP results for M27460523


P-1 factor-bounds graph:
B1 = 285000, B2 = 34496700 (P-1 stage 2)
B1 = 285000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2022-08-10T19:28:58+00:00