is 2 91216303 - 1
has 27458844 decimal digits
takes 330.406 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
Actual2670.325859.7015%----0.325859.7015%0.0000%
PrimeNet2715.241161.9718%400000180000007.13725.5531%12.378464.0836%2.1117%
GPU7227583.887564.0000%600000220000009.27514.1368%93.162665.4893%1.4893%
Difference-8-83.5618-4.2985%-600000-22000000-9.2751-4.1368%-92.8368-5.7878%-5.7878%

Known prime factors (2 factors, 97.0 bits, 0.00010632% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
91216303233513735691134.443128
27
2007-08-231281282.579e-110.00070.0014
9121630367005821388625507911962.53936729081965
5 × 20173 × 364141
2016-08-26201733641410.01470.20440.2156

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
912163031564677966543484562648774430793096.982
P-1 results:
No P-1 results for M91216303


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2016-08-26T15:22:39TJAOIManual testing262263*62.539190.008678.10.016


ECM factoring results:
No ECM results for M91216303


Lucas-Lehmer results:
No L-L results for M91216303


PRP results:
No PRP results for M91216303


P-1 factor-bounds graph:
101
102
103
104
105
101
102
103
104
105
106
TF factor-bounds graph:
267
263
230
240
250
260
270
280
290
2100
Last modified: 2016-08-26T15:22:39+00:00