is 2 55595207 - 1
has 16735825 decimal digits
takes 117.831 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
Actual2704.298062.8571%----4.298062.8571%0.0000%
PrimeNet2692.147462.3188%240000100000002.37175.3628%4.519264.3396%2.0207%
GPU7227334.406664.3836%360000120000003.05533.9354%37.461965.7852%1.4017%
Difference-3-30.1086-1.5264%-360000-12000000-3.0553-3.9354%-33.1639-2.9281%-1.4017%

Known prime factors (2 factors, 132.7 bits, 0.00023873% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
55595207428678884971629350072065.217385535829529
534637 × 721117
2009-01-055346377211170.23221.67433.3439
555952072095653503334412092312167.5061884742962945
3 × 5 × 23 × 31 × 113 × 1559527
2022-09-2211315595270.68630.26140.4877

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
55595207898362407096284505944289181156714144961740132.722
P-1 results:
No P-1 results for M55595207


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2009-01-05T13:08:00Sturle Sundehomilius.ifi??65.217200.101242.00.207
1999-12-15T00:00:00ANONYMOUSv4_computers21253--2.15832e-5--
2000-01-19T00:00:00ANONYMOUSv4_computers21253--2.15832e-5--
2000-03-01T00:00:00ANONYMOUSv4_computers21254--4.31664e-5--
2000-05-31T00:00:00ANONYMOUSv4_computers21256--0.000--
2001-09-30T00:00:00ANONYMOUSv4_computers21257--0.000--
2002-08-03T00:00:00ANONYMOUSv4_computers21258--0.001--
2008-08-04T02:18:00ANONYMOUSManual testing21264--0.064--
2009-01-05T01:06:00tmorrowMoo3264265--0.067--
2022-09-25T22:01:19LordJuliusManual testing26526765.217200.101242.00.207
2022-09-22T09:50:31TJAOIManual testing267268*67.506210.152241.20.311
2022-09-25T22:01:19LordJuliusManual testing26726867.506210.152241.20.311
2022-09-25T22:01:19LordJuliusManual testing268269--1.075--
2022-09-25T22:01:19LordJuliusManual testing269270--2.151--


ECM factoring results:
No ECM results for M55595207


Lucas-Lehmer results:
No L-L results for M55595207


PRP results:
No PRP results for M55595207


P-1 factor-bounds graph:
101
102
103
104
105
106
101
102
103
104
105
106
107
TF factor-bounds graph:
270
269
268
267
265
264
258
257
256
254
253
2
250
260
270
280
290
2100
Last modified: 2022-09-25T22:01:19+00:00