is 2 369197 - 1
has 111140 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-L647B6F524CAD8304double-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual26780.482671.6418 %100000084035105706.449210.8210 %86.931874.7104 %
Target2440.000056.8182 %65009500000.000812.4927 %0.000862.2128 %
Difference+23+80.4825+14.8236 %+993500+8402560570+6.4484-1.6717 %+86.9309+12.4977 %

Known prime factors (2 factors, 136.9 bits, 0.03707620% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
3691974639591609038857531858.687628335496908
22 × 32 × 7 × 2493394829
2008-02-18924933948290.13611.90963.5666
3691973465541835586298164525132478.197469335048170258448
24 × 37 × 8609 × 1557978691
2015-02-2786091557978691199,8331.19332.2286

1 Composite Factors:
P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2002-06-15ANONYMOUSv4_computers32768327680012--0.00321.504%
2002-08-24ANONYMOUSv4_computers65536655360012--0.00624.139%
2024-02-17Denial140i5-840010000008403510570
skipped known factor: 463959160903885753
skipped known factor: 346554183558629816452513
--5.59044.994%


Trial Factoring results:
5758596061626364656667
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
1999-11-24ANONYMOUSv4_computers2522530.002
2000-04-27ANONYMOUSv4_computers212540.007
2022-03-07LordJuliusManual testing254255
2001-03-11ANONYMOUSv4_computers212560.026
2002-02-10ANONYMOUSv4_computers212570.052
2004-01-18ANONYMOUSv4_computers212580.104


ECM factoring results:
Total ECM effort:10.490 GHz-days
Estimated T-Level:26.433
DigitsB1CompleteFacMiss
201100023.8220.000%
25500003.0214.875%
302500000.28775.083%
3510000000.02297.834%
4030000000.00199.860%


ECM Summary

B1B2factorcurvesGHz-days
10.018
5000050000002592.708
500005000000200.210
250000250000001447.554


Lucas-Lehmer results:
No L-L results for M369197


PRP results:
dateuseridcompidcofactorsres64
2017-09-23Oliver KruseOllaptopA2A4420BEE3FED__
2017-10-13Oliver KruseThreadripper-PC
463959160903885753
346554183558629816452513
A2A4420BEE3FED74
2017-12-15ATHxps
463959160903885753
346554183558629816452513
A2A4420BEE3FED74
2020-04-18Oliver KruseAddPrpType5
463959160903885753
346554183558629816452513
6A05DBCF12F55DA9


CERT results:
No CERT results for M369197


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)
100
101
102
103
104
105
106
100
101
102
103
104
105
106
107
108
109
1010
TF factor-bounds graph:
258
257
256
255
254
253
this exponent TF target: 44
TF double-checked to: 67
ECM T-Level=26.43 ~= 71-bit
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Last modified: 2024-03-13T02:15:48+00:00