is 2 95633 - 1
has 28789 decimal digits
takes 0.000 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-LEDED359E6B4FD64Adouble-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual267310.707874.6269%300000000023753772747705041,710.207731.5321%42,020.915582.6276%8.0007%
PrimeNet2400.000057.5000%1000170000.00007.6104%0.000060.7344%3.2344%
GPU722440.000061.3636%1000140000.00003.5949%0.000062.7526%1.3890%
Difference+23+310.7078+13.2632%+2999999000+237537727463050+41,710.2077+27.9372%+42,020.9155+19.8750%+6.6117%

Known prime factors (1 factor, 125.1 bits, 0.13081050% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
956334552508988515787682133670776830235435938125.098238019772908712875374278270933163
11 × 2039 × 25189 × 454231 × 2484731 × 373281142343
2022-08-1624847313732811423431.619e+1265.539122.39

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2001-05-06T00:00:00ANONYMOUSv4_computers10000010000000---0.002--2.341%
2001-08-18T00:00:00Alex Kruppav4_computers1000000100000000---0.021--5.430%
2002-05-25T00:00:00ANONYMOUSv4_computers327683276800---0.001--1.303%
2002-06-02T00:00:00ANONYMOUSv4_computers327683276800---0.001--1.303%
2002-07-20T00:00:00ANONYMOUSv4_computers655366553600---0.001--1.908%
2003-02-02T00:00:00ANONYMOUSv4_computers13107213107200---0.003--2.642%
2003-04-03T00:00:00ANONYMOUSv4_computers26214426214400---0.005--3.492%
2003-05-19T00:00:00ANONYMOUSv4_computers1048576104857600---0.022--5.505%
2003-06-30T00:00:00ANONYMOUSv4_computers2097152209715200---0.043--6.651%
2003-09-09T00:00:00ANONYMOUSv4_computers4194304419430400---0.086--7.882%
2003-12-31T00:00:00ANONYMOUSv4_computers8388608838860800---0.173--9.181%
2004-02-07T00:00:00ANONYMOUSv4_computers167772161677721600---0.346--10.527%
2012-08-22T12:15:00LaurVpinch1000000002000000000---0.656--11.685%
2022-08-16T09:06:05George WoltmanSkylakeX300000000023753772747705038125.09841,7100.00083,42031.532%


P+1 Factoring results:
dateuseridcompidb1b2startfactorSmoothdigitsbits*ghz-days
2021-11-13T06:56:28lycornsupernova2000000001820000000027--4.076
2021-11-13T11:06:22lycornsupernova2000000001820000000065--4.076


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-10-29T00:00:00ANONYMOUSv4_computers252253--0.006--
2000-04-12T00:00:00ANONYMOUSv4_computers21254--0.025--
2000-12-07T00:00:00ANONYMOUSv4_computers21256--0.100--
2002-07-27T00:00:00ANONYMOUSv4_computers21257--0.201--
2016-02-23T04:51:00LaurVManual testing257258--0.201--
2016-02-23T04:51:16LaurVManual testing258259--0.402--
2009-01-10T08:11:00Sturle Sundeletov.ifi259260--0.803--
2013-10-19T08:50:00lycornasteroid260261--1.606--
2014-10-31T22:33:00Sid & AndyBuzz261262--3.212--
2016-06-07T22:20:54snme2pm1G4262263--10.26--
2017-02-25T13:57:32snme2pm1G1263264--20.53--
2018-08-24T15:57:34YxinityManual testing264265--39.07--
2018-08-24T04:24:39YxinityYGSMainFrame264265--39.07--
2020-04-07T04:27:56YxinityManual testing265266--78.14--
2020-04-07T04:27:57YxinityManual testing265266--78.14--


ECM factoring results:
Total ECM effort:162.911 GHz-days
Estimated T-Level:36.230
DigitsB1CompleteFacMiss
2011000373.2000.000%
255000083.5580.000%
3025000014.6070.000%
3510000002.07812.518%
4030000000.24678.189%
45110000000.02597.504%
50440000000.00299.772%


ECM Summary

B1B2factorcurvesGHz-days
10000001000000001,39264.61
300000030000000070698.30


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2015-04-11T05:59:00MadPooManual testingEDED359E6B4FD64A0.000


PRP results:
dateuseridcompidcofactorsres64PRP
2022-08-16T14:03:37George WoltmanManual testing
45525089885157876821336707768302354359
4703173C950AC9CAno
2022-08-16T20:22:36LordJuliusWhiteBox
45525089885157876821336707768302354359
4703173C950AC9CAno


P-1 factor-bounds graph:
B1 = 3000000000, B2 = 237537727477050 (P-1 stage 2)
B1 = 3000000000 (P-1 stage 1)
B1 = 100000000, B2 = 2000000000 (P-1 stage 2)
B1 = 16777216, B2 = 1677721600 (P-1 stage 2)
B1 = 100000000 (P-1 stage 1)
B1 = 8388608, B2 = 838860800 (P-1 stage 2)
B1 = 4194304, B2 = 419430400 (P-1 stage 2)
B1 = 16777216 (P-1 stage 1)
B1 = 2097152, B2 = 209715200 (P-1 stage 2)
B1 = 8388608 (P-1 stage 1)
B1 = 1048576, B2 = 104857600 (P-1 stage 2)
B1 = 1000000, B2 = 100000000 (P-1 stage 2)
B1 = 4194304 (P-1 stage 1)
B1 = 2097152 (P-1 stage 1)
B1 = 262144, B2 = 26214400 (P-1 stage 2)
B1 = 1048576 (P-1 stage 1)
B1 = 1000000 (P-1 stage 1)
B1 = 131072, B2 = 13107200 (P-1 stage 2)
B1 = 100000, B2 = 10000000 (P-1 stage 2)
B1 = 65536, B2 = 6553600 (P-1 stage 2)
B1 = 262144 (P-1 stage 1)
B1 = 32768, B2 = 3276800 (P-1 stage 2)
B1 = 131072 (P-1 stage 1)
B1 = 100000 (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: 2022-08-16T20:22:36+00:00