is 2 1704077 - 1
has 512979 decimal digits
takes 0.080 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
Actual26717.437068.6567%500000150000000.08805.0252%17.525070.2318%1.5751%
PrimeNet2570.011363.1579%80001300000.00102.7325%0.012364.1646%1.0067%
GPU722610.180365.5738%70001000000.00081.3020%0.181166.0220%0.4482%
Difference+6+17.2567+3.0829%+493000+14900000+0.0872+3.7232%+17.3439+4.2098%+4.2098%

Known prime factors (4 factors, 204.6 bits, 0.01200850% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
170407713632617823.7014
22
-446.564e-132.730e-75.555e-7
170407774945306471032.8032199
3 × 733
2008-07-1537334.956e-102.919e-65.113e-6
170407766791376794538602901132272.5001959752311501728
25 × 3 × 79 × 277 × 932874221
2020-03-03277932874221763.863.46846.4779
1704077584714283472278129129112375.63017156333999938915
5 × 15329 × 302279 × 740513
2015-05-233022797405138,917.60.02230.0420

11 Composite Factors:
exponentprime factorscomposite factordigitsbits*
17040771021700659053131991856.504
1704077910541258742632465066194157212996.201
17040777971185881006997851893700180873099.331
17040775005700203419941816670818959311132105.303
170407743821591172216340136659383148341733108.433
170407768240793690046156948957489948626810148739129.004
1704077597402968781406406224805029917596581228940132.134
170407739053872024545583985638091294152527406334894345148.130
170407753240647967764454551753759922421574571256698772738
31
52171.831
170407729269044077197281542887708305461000853928428727685
56121
55180.933
170407739901366786054897271535720133606883307827921425633
455240598657
62204.634
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2015-05-23T19:25:00alpertronManual testing50000015000000122375.6300.0880.1600.1765.025%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-07-15T07:45:00J FeitsmaManual testing??32.803101.59815e-100.1743.47359e-10


ECM factoring results:

Old Calculation Method

Total ECM effort:15.280 GHz-days
Estimated T-Level:24.589
DigitsB1CurvesCompleteFacMiss
2011000257 / 1002.5707.555%
2550000257 / 2800.91839.872%

New Calculation Method

Total ECM effort:15.280 GHz-days
Estimated T-Level:24.589
DigitsB1CompleteFacMiss
20110009.8850.005%
25500000.91540.068%
302500000.05894.394%
3510000000.00399.731%


ECM Summary

B1B2factorcurvesGHz-days
5000050000001458.621
5000050000001126.659


Lucas-Lehmer results:
No L-L results for M1704077


PRP results:
dateuseridcompidcofactorsres64PRP
2017-10-03T03:25:31Oliver KruseGTX-0
13632617
7494530647
58471428347227812912911
8A27FFD7F3BE80E9no
2017-10-05T21:05:50Oliver KruseManual testing
13632617
7494530647
58471428347227812912911
8A27FFD7F3BE80__no
2017-11-10T13:44:28kkmrkkblmbrbkc4.xlarge
13632617
7494530647
58471428347227812912911
8A27FFD7F3BE80__no
2020-03-04T05:38:19Niels_Mache_NextcloudSuperDry-X
13632617
7494530647
6679137679453860290113
58471428347227812912911
5B3148156CFA4C34no
2020-03-04T13:32:09oodairacom2
13632617
7494530647
6679137679453860290113
58471428347227812912911
5B3148156CFA4C34no


P-1 factor-bounds graph:
B1 = 500000, B2 = 15000000 (P-1 stage 2)
B1 = 500000 (P-1 stage 1)
100
101
102
103
104
105
106
100
101
102
103
104
105
106
107
108
109
TF factor-bounds graph:
267
2
220
230
240
250
260
270
280
290
2100
Last modified: 2020-03-04T13:32:09+00:00