### About the Number 110 (one hundred ten)

This nBAB about the number `110` was BAB# `110` for the fall 2009 semester. In addition, `110` was the smallest number that didn't have an nBAB for it.

```   MathBabbler Number Analyst (MBNA) output:
=========================================
110 is a natural, whole, integer
110 is even
110 proper divisors are: 1,2,5,10,11,22,55,
110 is deficient (sum of divisors is 106)
110 is unhappy
110 is a Harshad number
110 is not prime
110 has the prime factors: 2*5*11 (sum=18)
110 is sphenic (had 3 unique prime factors)
110 sum of prime factors is: 18
110 is pronic (oblong)
110 in octal is 0156
110 in hexadecimal is 0x6e
110 in binary is 1101110 (is odious)
110 nearest square numbers: -10...11 (100...121 )
sqrt(110) = 10.4881
ln(110) = 4.70048
log(110) = 2.04139
110 reciprocal is .00909090909090909090909090909090
110! is 1.58825e+178
110 is 35.0141 Pi years
110 is 5 score and 10 years
110 written as a Roman numeral is CX
```

`[Wikipedia.org]` `110` is the sum of three consecutive squares (5^2 + 6^2 + 7^2).

`[Wikipedia.org]` `110` is a self number.

```   Self or Colombian numbers (not of form n + sum of digits of n).
1, 3, 5, 7, 9, 20, 31, 42, 53, 64, 75, 86, 97, 108, 110, 121,
132, 143, 154, 165, 176, 187, 198, 209, 211, 222, 233, 244,
255, 266, 277, 288, 299, 310, 312, 323, 334, 345, 356, 367,
378, 389, 400, 411, 413, 424, 435, 446, 457, 468, 479, 490,
501, 512, 514, 525, ...
```

OEIS.org::id:A003052

Creator: Gerald Thurman [gthurman@gmail.com]
Created: 16 November 2009 