is 2 559777 - 1
has 168510 decimal digits
takes 0.008 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- L-L tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual26753.081770.1493%1500000018150000002.390912.1711%55.472673.7824%3.6332%
PrimeNet2400.000050.0000%55001900000.000319.8116%0.000359.9058%9.9058%
GPU722440.000054.5455%100003200000.000615.0172%0.000661.3715%6.8260%
Difference+23+53.0817+15.6038%+14990000+1814680000+2.3904-2.8461%+55.4721+12.4110%+12.4110%

Known prime factors (4 factors, 239.1 bits, 0.04271278% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
55977792922983826.47083
83
-1831.626e-111.156e-71.756e-7
559777994163953929.889888
23 × 3 × 37
2008-07-218371.523e-102.026e-73.443e-7
5597771169758693064050491856.699104484347612
22 × 26121086903
2015-07-214261210869030.028430.09456.207
5597778739499060962060997514565174083960116738126.03978062327149579752272016938656679
103 × 7457 × 703699 × 1149457 × 4327493 × 29035151
2021-08-134327493290351513.231e+110.12000.1862

11 Composite Factors:
exponentprime factorscomposite factordigitsbits*
559777923806801038317991756.358
559777108697467149692981593411672683.169
5597771162931926352670117329986972786.588
5597771080631036226264173172623846035315135113.057
559777812100322670293557717008981923795866496792116146152.508
5597778688494933685830544316203288543442943512813315147155.928
55977780736086701847455901037530480586644340151111196121
09433
55182.397
55977710223104999585476992248073884800467339912132419715
092183
56182.738
55977794996141208369628559755890138005778501871030233093
4375764341889
63209.207
55977710163442478321961168003895489949299226894440239043
411178410679399
65212.627
55977794441739263458946614108612454633540292262521312714
6833193465528811727217
72239.096
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2016-03-17T18:48:47alpertronManual testing15000005000000012---0.088--6.175%
2021-08-13T00:40:56ViliamF315000000181500000038126.0392.3910.0164.78212.171%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-07-21T09:21:00J FeitsmaManual testing??29.88992.45578e-110.0175.12775e-11
2015-04-23T11:34:00TJAOIManual testing25625756.699180.0110.0170.023


ECM factoring results:

Old Calculation Method

Total ECM effort:8.104 GHz-days
Estimated T-Level:25.344
DigitsB1CurvesCompleteFacMiss
2011000325 / 1003.2503.815%
2550000325 / 2801.16131.261%
3025000044 / 6400.06993.351%

New Calculation Method

Total ECM effort:8.104 GHz-days
Estimated T-Level:25.344
DigitsB1CompleteFacMiss
201100012.7310.000%
25500001.34925.941%
302500000.10889.793%
3510000000.00799.295%


ECM Summary

B1B2factorcurvesGHz-days
5000050000002814.545
25000025000000443.559


Lucas-Lehmer results:
Exponent "559777" not found


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-27T11:01:51Oliver KruseGTX-0
92922983
994163953
116975869306405049
3E061498EB91D2__no
2017-11-04T02:55:31kkmrkkblmbrbkc4.xlarge
92922983
994163953
116975869306405049
3E061498EB91D2__no
2020-04-19T07:06:15Oliver KruseAddPrpType5
92922983
994163953
116975869306405049
20B479E85FFFD6__no
2021-08-13T00:47:16ViliamF3
92922983
994163953
116975869306405049
87394990609620609975145651740839601167
20B479E85FFFD603no


P-1 factor-bounds graph:
B1 = 15000000, B2 = 1815000000 (P-1 stage 2)
B1 = 15000000 (P-1 stage 1)
B1 = 1500000, B2 = 50000000 (P-1 stage 2)
B1 = 1500000 (P-1 stage 1)
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TF factor-bounds graph:
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2
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Last modified: 2021-08-13T00:47:16+00:00