is 2 3526111 - 1
has 1061466 decimal digits
takes 0.370 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L2A2D9D5D22D574BCdouble-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual26816.903967.6471%5000001452087001.27687.1650%18.180769.9651%2.3181%
PrimeNet2600.043663.3333%150003000000.00462.9643%0.048264.4202%1.0869%
GPU722641.009465.6250%200003600000.00591.9180%1.015366.2843%0.6593%
Difference+4+15.8944+2.0221%+480000+144848700+1.2710+5.2470%+17.1654+3.6808%+3.6808%

Known prime factors (1 factor, 69.1 bits, 0.00195992% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
35261116366446459037517579032169.10990275752224441
35 × 7 × 8123 × 6533567
2009-07-248123653356740.1770.05540.1012

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2009-07-06T10:57:00Carsten Kossendeyleela20000245000---0.005--0.954%
2022-03-01T15:47:05Jocelyn LaroucheManual testing100000100000---0.015--0.877%
2022-04-30T16:38:21Jocelyn LaroucheManual testing500000145208700-
skipped known factor: 636644645903751757903
--1.277--7.165%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2009-03-18T05:52:00S485122USB-Z260261--0.044--
2022-06-04T00:52:48LordJuliusManual testing21262--0.174--
2022-06-04T00:52:48LordJuliusManual testing262263--0.278--
2022-06-04T00:52:48LordJuliusManual testing263264--0.557--
2022-06-04T00:52:48LordJuliusManual testing264265--1.060--
2022-06-04T00:52:48LordJuliusManual testing265266--2.119--
2022-06-04T00:52:48LordJuliusManual testing266267--4.239--
2022-02-22T08:55:13Jocelyn LaroucheManual testing267268--8.477--


ECM factoring results:

Old Calculation Method

Total ECM effort:0.000 GHz-days
DigitsB1CurvesCompleteFacMiss

New Calculation Method

Total ECM effort:0.000 GHz-days
DigitsB1CompleteFacMiss


ECM Summary

B1B2factorcurvesGHz-days
10.00000e+0


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
1999-07-12T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
1999-07-30T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
1999-08-16T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
1999-08-31T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
1999-10-07T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
1999-11-10T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
1999-12-15T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
1999-12-30T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
2000-01-19T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
2000-02-16T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
2000-03-08T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
2000-04-19T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
2000-05-05T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
2000-06-11T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
2000-06-28T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
2000-08-10T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
2001-01-08T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
2001-01-28T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
2001-02-11T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
2001-03-05T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
2001-03-17T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
2001-04-01T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
2001-04-15T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
2001-05-06T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
2001-05-13T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
2001-06-09T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
2001-06-23T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370
2001-07-17T00:00:00Walt Cooneyv4_computers2A2D9D5D22D574BC0.370


PRP results:
dateuseridcompidcofactorsres64PRP
2017-11-08T22:18:18kkmrkkblmbrbkc4.large
636644645903751757903
09E63B381289D5__no
2017-11-24T21:59:47Oliver KruseGTX-1
636644645903751757903
09E63B381289D5__no


P-1 factor-bounds graph:
B1 = 500000, B2 = 145208700 (P-1 stage 2)
B1 = 500000 (P-1 stage 1)
B1 = 100000 (P-1 stage 1)
B1 = 20000, B2 = 245000 (P-1 stage 2)
B1 = 20000 (P-1 stage 1)
102
103
104
105
106
102
103
104
105
106
107
108
109
TF factor-bounds graph:
268
267
266
265
264
263
262
261
250
260
270
280
290
2100
Last modified: 2022-06-04T00:52:48+00:00