is 2 369407 - 1
has 111203 decimal digits
takes 0.004 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
factored, 0 LL tests remaining
ResidueStatus
L-L8D5FDA5CDDFFD306double-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual26780.436871.6418 %100000084035105706.449210.8216 %86.886074.7106 %
Target2440.000056.8182 %65009500000.000812.4937 %0.000862.2132 %
Difference+23+80.4368+14.8236 %+993500+8402560570+6.4484-1.6721 %+86.8852+12.4974 %

Known prime factors (1 factor, 71.1 bits, 0.01923875% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
36940724773782675900418638072271.0693353182624571329
11 × 103 × 337 × 8782080149
2009-10-2133787820801491,294.26.725912.562

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2002-06-15ANONYMOUSv4_computers32768327680012--0.00321.505%
2002-08-24ANONYMOUSv4_computers65536655360012--0.00624.140%
2024-02-17Denial140i5-840010000008403510570--5.59044.995%


Trial Factoring results:
5758596061626364656667
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
1999-11-24ANONYMOUSv4_computers2522530.002
2000-04-27ANONYMOUSv4_computers212540.006
2022-03-07LordJuliusManual testing254255
2001-03-11ANONYMOUSv4_computers212560.026
2002-02-10ANONYMOUSv4_computers212570.052
2004-01-18ANONYMOUSv4_computers212580.104
2009-01-05Sturle Sundebach.ifi2582590.104
2009-01-25Sturle Sundegiacco.ifi2592600.208


ECM factoring results:
Total ECM effort:15.679 GHz-days
Estimated T-Level:27.210
DigitsB1CompleteFacMiss
201100032.9130.000%
25500004.4301.192%
302500000.44264.269%
3510000000.03596.554%
4030000000.00299.771%


ECM Summary

B1B2factorcurvesGHz-days
10.018
5000050000002792.860
2500002500000024412.80


Lucas-Lehmer results:
No L-L results for M369407


PRP results:
dateuseridcompidcofactorsres64
2017-09-23Oliver KruseOllaptop
2477378267590041863807
B0A96AECDF5C08DB
2017-11-02kkmrkkblmbrbkc4.xlarge
2477378267590041863807
B0A96AECDF5C08DB
2020-04-18Oliver KruseAddPrpType5
2477378267590041863807
6297848300D5032F


CERT results:
No CERT results for M369407


P-1 factor-bounds graph:
B1 = 1000000, B2 = 8403510570 (P-1 stage 2)
B1 = 1000000 (P-1 stage 1)
B1 = 65536, B2 = 6553600 (P-1 stage 2)
B1 = 32768, B2 = 3276800 (P-1 stage 2)
B1 = 65536 (P-1 stage 1)
B1 = 32768 (P-1 stage 1)
101
102
103
104
105
106
101
102
103
104
105
106
107
108
109
1010
TF factor-bounds graph:
260
259
258
257
256
255
254
253
this exponent TF target: 44
TF double-checked to: 67
ECM T-Level=27.21 ~= 74-bit
250
260
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Last modified: 2024-02-29T14:28:04+00:00