is 2 366517 - 1
has 110333 decimal digits
takes 0.004 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
Actual26781.071071.6418%131072131072000.01183.2145%81.082872.5534%0.9116%
PrimeNet2400.000052.5000%36001100000.000116.7142%0.000160.4393%7.9393%
GPU722440.000056.8182%65001900000.000212.4803%0.000262.2074%5.3892%
Difference+23+81.0710+14.8236%+124572+12917200+0.0115-9.2658%+81.0826+10.3459%+10.3459%

Known prime factors (1 factor, 61.2 bits, 0.01669534% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
36651726326878077058694491961.1913591494811572
22 × 897873702893
2007-08-2848978737028931.1269687.651,284.3

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2002-06-15T00:00:00ANONYMOUSv4_computers327683276800---0.003--1.663%
2002-08-24T00:00:00ANONYMOUSv4_computers655366553600---0.006--2.375%
2003-04-03T00:00:00ANONYMOUSv4_computers13107213107200---0.012--3.215%
2006-01-15T00:00:00Jocelyn Larouchev4_computers366517366517---0.005--1.351%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-11-24T00:00:00ANONYMOUSv4_computers252253--0.002--
2000-04-27T00:00:00ANONYMOUSv4_computers21254--0.007--
2022-03-07T06:37:12LordJuliusManual testing254255--0.007--
2001-03-11T00:00:00ANONYMOUSv4_computers21256--0.026--
2002-02-10T00:00:00ANONYMOUSv4_computers21257--0.052--
2004-01-18T00:00:00ANONYMOUSv4_computers21258--0.105--


ECM factoring results:

Old Calculation Method

Total ECM effort:10.498 GHz-days
Estimated T-Level:26.125
DigitsB1CurvesCompleteFacMiss
2011000425 / 1004.2501.396%
2550000425 / 2801.51821.859%
30250000144 / 6400.22579.838%

New Calculation Method

Total ECM effort:10.498 GHz-days
Estimated T-Level:26.125
DigitsB1CompleteFacMiss
201100023.8990.000%
25500003.0284.840%
302500000.28775.049%
3510000000.02297.832%
4030000000.00199.860%


ECM Summary

B1B2factorcurvesGHz-days
10.00000e+0
5000050000002812.947
250000250000001447.551


Lucas-Lehmer results:
No L-L results for M366517


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-23T03:47:57Oliver KruseDoppelherz
2632687807705869449
F024E92C5ACA2C__no
2017-09-24T17:46:19Oliver KruseManual testing
2632687807705869449
F024E92C5ACA2C__no
2017-11-07T01:42:07kkmrkkblmbrbkc4.xlarge
2632687807705869449
F024E92C5ACA2C__no
2020-04-18T15:20:14Oliver KruseAddPrpType5
2632687807705869449
369309049034DB__no


P-1 factor-bounds graph:
B1 = 131072, B2 = 13107200 (P-1 stage 2)
B1 = 65536, B2 = 6553600 (P-1 stage 2)
B1 = 366517 (P-1 stage 1)
B1 = 32768, B2 = 3276800 (P-1 stage 2)
B1 = 131072 (P-1 stage 1)
B1 = 65536 (P-1 stage 1)
B1 = 32768 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2022-03-07T06:37:12+00:00