is 2 600367 - 1
has 180729 decimal digits
takes 0.009 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
Actualunknown1000000300000000.056839.9712%0.056839.9712%39.9712%
PrimeNet2400.000050.0000%60002200000.000420.5185%0.000460.2592%10.2592%
GPU722440.000054.5455%100003600000.000615.4293%0.000661.5588%7.0133%
Difference-440.0000-54.5455%+990000+29640000+0.0562+24.5419%+0.0562-21.5875%-21.5875%

Known prime factors (2 factors, 114.5 bits, 0.01906433% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
60036724014681824.51720
22 × 5
-453.739e-128.933e-81.794e-7
60036711863256686906257459923167932889.939988000396999356848388
22 × 3 × 31 × 14551919 × 182513044891
2020-08-0414551919182513044891259,811,115219.38409.18

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
6003672848923249571706498039251623483803335114.456
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2016-03-17T18:48:47alpertronManual testing10000003000000012-
skipped known factor: 24014681
--0.057--31.458%


Trial Factoring results:
No TF results for M600367


ECM factoring results:

Old Calculation Method

Total ECM effort:18.250 GHz-days
Estimated T-Level:25.984
DigitsB1CurvesCompleteFacMiss
2011000497 / 1004.9700.677%
2550000497 / 2801.77516.895%
30250000126 / 6400.19782.117%

New Calculation Method

Total ECM effort:18.250 GHz-days
Estimated T-Level:25.984
DigitsB1CompleteFacMiss
201100022.4680.000%
25500002.6816.851%
302500000.24078.677%
3510000000.01898.263%
4030000000.00199.892%


ECM Summary

B1B2factorcurvesGHz-days
5000050000003716.285
25000025000000262.202
25000025000000272.287
25000040000000737.475


Lucas-Lehmer results:
No L-L results for M600367


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-27T12:15:04Oliver KruseGTX-1
24014681
2B1EFC4E443DDA__no
2017-09-28T09:43:53Oliver KruseManual testing
24014681
2B1EFC4E443DDA__no
2017-11-09T03:41:00kkmrkkblmbrbkc4.large
24014681
2B1EFC4E443DDA__no
2020-04-19T13:08:13Oliver KruseAddPrpType5
24014681
A5DDCC227A5402__no
2020-08-04T08:38:25CrypticCluecruncher
24014681
1186325668690625745992316793
A5DDCC227A540279no
2020-08-04T18:09:01atrenchDesktop
24014681
1186325668690625745992316793
A5DDCC227A540279no


P-1 factor-bounds graph:
B1 = 1000000, B2 = 30000000 (P-1 stage 2)
B1 = 1000000 (P-1 stage 1)
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108
100
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1010
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1012
TF factor-bounds graph:
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2100
Last modified: 2022-04-28T10:14:20+00:00