is 2 549070961 - 1
has 165286830 decimal digits
takes 14,496.999 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
Actual2680.108655.8824%----0.108655.8824%0.0000%
PrimeNet279222.982562.0253%2000000140000000364.41115.5875%587.393664.1472%2.1218%
GPU722833,567.724163.8554%3200000140000000407.84904.1862%3,975.573165.3685%1.5131%
Difference-15-3,567.6156-7.9731%-3200000-140000000-407.8490-4.1862%-3,975.4646-9.4862%-9.4862%

Known prime factors (3 factors, 185.3 bits, 0.00003376% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
5490709611082327755883985531856.58798559916
22 × 7 × 13 × 19 × 14251
2008-06-1919142512.299e-50.03040.0555
54907096128595772145085304231961.3112604014251
109 × 23890039
2016-04-18109238900390.000849.83493.069
5490709612009806461529578846712167.446183018826735
5 × 61 × 563 × 1065829
2022-08-0556310658290.09012.24354.1522

4 Composite Factors:
exponentprime factorscomposite factordigitsbits*
54907096130949997893559960406180373204967791936117.897
5490709612175269317268442769347772803535728106338124.033
54907096157471967629619989870980848238692884583339128.756
54907096162203505750803662905393911566873810655647695577097
279649
56185.343
P-1 results:
No P-1 results for M549070961


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2016-04-18T11:45:12TJAOIManual testing261262*61.311190.00029,7230.001
2022-08-05T09:34:18TJAOIManual testing267268*67.446210.03629,7230.074
2022-08-10T19:29:49LordJuliusManual testing2126856.587182.29927e-529,7234.71413e-5
2022-08-10T19:29:50LordJuliusManual testing2126867.446210.09029,7230.185
2022-08-10T19:29:50LordJuliusManual testing2126861.311190.00129,7230.002


ECM factoring results:
No ECM results for M549070961


Lucas-Lehmer results:
No L-L results for M549070961


PRP results:
No PRP results for M549070961


P-1 factor-bounds graph:
100
101
102
103
100
101
102
103
104
105
106
107
108
TF factor-bounds graph:
268
262
250
260
270
280
290
2100
Last modified: 2022-08-10T19:29:50+00:00