About the Number 19,000 (nineteen thousand)

The DJIA closed at 19,023.87 on 22 November 2016. This marked the first time the DJIA ever closed above 19,000.

```MathBabbler Number Analyst (MBNA) output:
=========================================
19000 is natural, counting, whole, integer
19000 is even (not odd)
19000 proper divisors are: 1,2,4,5,8,10,19,20,25,38,40,50,76,95,100,
125,152,190,200,250,380,475,500,760,950,
1000,1900,2375,3800,4750,9500,
19000 has 31 proper divisors
19000 is abundant (sum of divisors is 27800; ratio: 1.46316)
19000 is happy
19000 is not a Squarefree Number: 4,25,100,
19000 is composite (not prime)
19000 has the prime factors: 2*2*2*5*5*5*19 (sum=40)
19000 is a 19-smooth number
19000 is *not* arithmetic (A003601)
19000 is in A038853 (multiple of 5 & diff. of 2 cubes 30^3-20^3)
19000 in octal is 045070
19000 in binary is 100101000111000 (is evil)
19000 nearest square numbers: -231...44 (18769...19044 [138])
sqrt(19000) = 137.84
ln(19000) = 9.85219
log(19000) = 4.27875
19000 is an apocalyptic power (2^19000 contains 666)
19000! is inf
19000 is 6047.89 Pi years
19000 is 950 scoreyears
19000 is 4751^2 - 4749^2 and 2 * (4751 + 4749)
19000 is a multiple of 1 & it contains a 1 (A011531)
19000 is a multiple of 19 & it contains a 19 (A121039)
19000 is a multiple of 190 & it contains a 190
19000 is a multiple of 1900 & it contains a 1900
__________________
19000 reciprocal is 0.000052631578947368421
remainders:
1,10,100,1000,10000,5000,12000,6000,3000,11000,15000,17000,
18000,9000,14000,7000,13000,16000,8000,4000,2000,1000
```

Creator: Gerald Thurman [gthurman@gmail.com]
Created: 02 March 2017