is 2 275059 - 1
has 82802 decimal digits
takes 0.002 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
Actualunknown100000010312187886055.678059.8315%55.678059.8315%59.8315%
PrimeNet2400.000052.5000%2800800000.000114.8657%0.000159.5612%7.0612%
GPU722440.000056.8182%50001300000.000110.8105%0.000161.4863%4.6682%
Difference-440.0000-56.8182%+995000+103121748860+55.6779+49.0210%+55.6779-1.6549%-1.6549%

Known prime factors (4 factors, 307.9 bits, 0.11192603% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
2750591661075799831237.273301949
301949
-13019499.032e-80.00020.0003
275059361987410723956832632746972684.90465801775387090920972
22 × 409 × 23616251 × 1703112577
2020-06-1223616251170311257716,932,1641.14061.7172
27505973338387986555436555987245692892.56713331392171598718194276
22 × 13 × 9207449 × 27844077808837
2017-09-299207449278440778088375.159e+915,03128,074
275059107513952604893748237993246392993.11919543798349607492981141
3 × 11 × 7823 × 109686209 × 690191611
2016-03-041096862096901916111.235e+101.40022.2118

11 Composite Factors:
exponentprime factorscomposite factordigitsbits*
275059601288527796687315107833617842759015137122.177
275059121820621483010435063871334709795470232740129.840
275059178588824816058594826591284941407510113740130.392
27505926547573173922144377459318284983633139966219148993
0593
54177.471
27505938918697320143701841529392272661248963432902013735
9383
54178.023
27505978848999701058302501391907157839077852840317131976
355591
56185.685
27505944097531343418177669936974543515732296428681812094
707915866119919
65214.744
27505964646906279399377106955479179764605564581066135004
441358088030489
65215.296
27505913097416524423085072496165187049664829883636881726
847653196881734953
68222.958
27505928542345239960141261313959241607536386264480346970
37559334485416166297682384780927
82270.589
27505947410998948490784922956869883997258717770099518263
1325560308144515990333505717528013585384241
93307.863
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-01-03T17:57:47Lisander ViaeneManual testing100000100000---0.001--11.645%
2022-04-05T01:03:00Jocelyn LaroucheManual testing1000000103121878860-
skipped known factor: 166107579983
--55.68--49.524%


Trial Factoring results:
No TF results for M275059


ECM factoring results:

Old Calculation Method

Total ECM effort:11.001 GHz-days
Estimated T-Level:26.914
DigitsB1CurvesCompleteFacMiss
2011000526 / 1005.2600.506%
2550000526 / 2801.87915.230%
30250000245 / 6400.38368.174%

New Calculation Method

Total ECM effort:11.001 GHz-days
Estimated T-Level:26.914
DigitsB1CompleteFacMiss
201100029.4810.000%
25500003.7712.303%
302500000.36969.139%
3510000000.02997.159%
4030000000.00299.814%


ECM Summary

B1B2factorcurvesGHz-days
5000050000002231.629
500005000000580.424
250000250000002057.487
2500002500000010.037
25000025000000391.424


Lucas-Lehmer results:
No L-L results for M275059


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-22T10:35:53Oliver KruseOllaptop4A8877C8495FC7__?
2017-09-22T20:35:46Oliver KruseManual testing4A8877C8495FC7__?
2017-09-29T12:15:22Oliver KruseGTX-1
166107579983
7333838798655543655598724569
10751395260489374823799324639
E329B30AB0B96767no
2017-10-05T21:15:43Oliver KruseManual testing
166107579983
7333838798655543655598724569
10751395260489374823799324639
E329B30AB0B967__no
2017-10-13T05:49:35Oliver KruseThreadripper15A6E2D1AED8CB__no
2017-10-13T05:57:51Oliver KruseGTX-1E329B30AB0B967__no
2017-11-02T10:45:50kkmrkkblmbrbkc4.xlarge
166107579983
7333838798655543655598724569
10751395260489374823799324639
15A6E2D1AED8CB__no
2019-04-09T05:09:15kkmrkkblmbrbkc5.large
166107579983
7333838798655543655598724569
10751395260489374823799324639
E329B30AB0B96767no
2020-06-13T09:25:27LaurV3tits
166107579983
36198741072395683263274697
7333838798655543655598724569
10751395260489374823799324639
15A6E2D1AED8CBF2no


P-1 factor-bounds graph:
B1 = 1000000, B2 = 103121878860 (P-1 stage 2)
B1 = 1000000 (P-1 stage 1)
B1 = 100000 (P-1 stage 1)
100
101
102
103
104
105
106
107
108
109
100
101
102
103
104
105
106
107
108
109
1010
1011
1012
1013
1014
TF factor-bounds graph:
230
240
250
260
270
280
290
2100
Last modified: 2022-04-05T01:03:00+00:00