### About the Number 21,116 (twenty-one thousand one hundred sixteen)

MathBabbler was 21,116 days of age on Mother's Day 2015 (i.e. 5/10/2015).

```MathBabbler Number Analyst (MBNA) output:
=========================================
21116 is a natural, whole, integer
21116 is even
21116 proper divisors are: 1,2,4,5279,10558,
21116 has 5 proper divisors
21116 is deficient (sum of divisors is 15844; ratio: 0.750332)
21116 is unhappy
21116 is not a Squarefree Number: 4,
21116 is composite (not prime)
21116 has the prime factors: 2*2*5279 (sum=5283)
21116 is Arithmetic (A003601)
21116 in octal is 051174
21116 in hexadecimal is 0x527c
21116 in binary is 101001001111100 (is evil)
21116 nearest square numbers: -91...200 (21025...21316 )
sqrt(21116) = 145.313
ln(21116) = 9.95779
log(21116) = 4.32461
21116 reciprocal is .00004735745406326955862852813032
21116 is an apocalyptic power
21116! is inf
21116 is 6721.43 Pi years
21116 is 1055 score and 16 years
21116 is 5280^2 - 5278^2 and 2 * (5280 + 5278)
21116 is a multiple of 1 & it contains a 1 (A011531)
21116 is a multiple of 2 & it contains a 2 (A121022)
```

Creator: Gerald Thurman [gthurman@gmail.com]
Created: 10 May 2015 