MathBabbler wanted to create a nBAB but he didn't know what number to use; therefore, he decided to create a nBAB for a number in the Fibonacci sequence. He had nBABs for 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, but he didn't have a nBAB for

`.`

55MathBabbler Number Analyst (MBNA) output: ========================================= 55 is a natural, whole, integer 55 is odd 55 proper divisors are: 1,5,11, 55 is deficient (sum of divisors is 17) 55 is unhappy 55 is not a Harshad number 55 is not prime 55 is undulating 55 has the prime factors: 5*11 55 is semiprime (biprime or 2-almost prime) 55 is a Fibonacci number 55 in octal is 067 55 in hexadecimal is 0x37 55 in binary is 110111 (is odious) 55 nearest square numbers: -6...9 (49...64 [8]) sqrt(55) = 7.4162 ln(55) = 4.00733 log(55) = 1.74036 55 reciprocal is .01818181818181818181818181818181 55! is 1.26964e+73 55 is 17.507 Pi years 55 is 2 score and 15 years 55 written as a Roman numeral is LV

`[Wikipedia]`

`"has the interesting property that it is the 10th Fibonacci number and the sum of the numbers 1 to 10."`

55MathBabbler grew up close to I-

`in Illinois.`

55BARS::I-55 Milepost in Missouri

BARS::I-55 and IL Hwy-53 in Bolingbrook, Illinois

`[Wikipedia]`

`is a Kaprekar number. MathBabbler first documented Kaprekar numbers twelve days prior to the creation of this nBAB when he created nBAB::About the Number 99.`

5555^2 = 3025 3025 split into two parts 30|25 sum the parts: 30 + 25 =5555is a Kaprekar number...

**Creator:** Gerald Thurman
[gthurman@gmail.com]

**Created:** 25 March 2009

This work is licensed under a Creative Commons Attribution 3.0 United States License.