is 2 569 - 1
has 172 decimal digits
takes 0.000 GHz-days to do one PRP test
Has been fully factored.
Last-known PrimeNet details:
Exponent is not assigned to anyone
factored, 0 PRP tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP977954C163159613PRP-tested
Cofactor is a certified prime

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actualunknown----0.00000.0000%
Target2440.004177.2727%500500000.00000.5014%0.004177.3867%
Difference-44-0.0041-77.2727%-500-500000.0000-0.5014%-0.0041-77.3867%

Known prime factors (5 factors, 569.0 bits, 100.00000000% known):
Remaining cofactor is a certified-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
56915854617823.91813932
22 × 34 × 43		-81811.995e-91.194e-92.430e-9
56955470673825.72548744
23 × 32 × 677		-96771.218e-86.692e-101.018e-9
5691826027680156900991105725369513097.205160459374354736466705248275
3 × 52 × 241 × 8877420434563566622697		-24188774204345635666226979.908e+137.130e+91.332e+10
56911058232955634370455240401690435663225088142136.34497172521578509406460811965645304597760
28 × 3 × 5 × 11 × 23 × 239 × 2027 × 5076092107 × 40673409904829753		-5076092107406734099048297532.901e+1432,66861,014
569
click to show decimal representation
87285.808

11 Composite Factors:
P-1 results:
No P-1 results for M569


Trial Factoring results:
No TF results for M569


ECM factoring results:
No ECM results for M569


Lucas-Lehmer results:
No L-L results for M569


PRP results:
dateuseridcompidcofactorsres64PRP
2018-01-24Luke_Richardswork-laptop977954C163159613no


P-1 factor-bounds graph:
100
101
102
103
104
105
106
107
108
109
1010
100
101
102
103
104
105
106
107
108
109
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
TF factor-bounds graph:
this exponent TF target: 44
TF double-checked to: 67.9
250
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270
280
290
2100
2110
2120
2130
2140
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Last modified: 2023-10-02T12:12:48+00:00