is 2 736647071 - 1
has 221752865 decimal digits
takes 25,475.711 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual2845,318.513864.2857%1000001000012532.06251.2086%5,350.576464.7173%
Target2845,318.513864.2857%4000000200000000736.07174.3180%6,054.585565.8278%
Difference----3900000-189999875-704.0091-3.1094%-704.0091-1.1105%

Known prime factors (10 factors, 547.9 bits, 0.00007438% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
736647071721914129591136.07149
72
-49491.256e-110.00250.0050
7366470713845297710631238.484261
32 × 29
-9295.252e-110.00050.0009
736647071273517057462311444.63718565
5 × 47 × 79
-47793.240e-90.00240.0048
7366470711423040078816391547.01696589
96589
2014-02-251965894.853e-80.26390.4929
73664707125623841109433831651.1861739221
11 × 43 × 3677
-4336775.924e-70.01210.0188
736647071160475146374940571753.83310892268
22 × 32 × 302563
2014-10-1593025632.661e-60.82711.5439
736647071894605609986283271756.31260721453
13 × 1831 × 2551
2015-02-12183125511.527e-50.09380.1869
736647071177460205956984786312063.94412045130765
5 × 2409026153
2015-02-14524090261530.00266,581.712,293
73664707165336226055170659885932272.4684434703443976
23 × 13 × 43 × 89 × 11142247
2015-02-2089111422471.741230.44656.856
736647071192519509823391796813121592683.99313067282651517649
211 × 15803 × 3918891953
2023-01-071580339188919533,067.410,70719,997

1,013 Composite Factors: