This nBAB about the number

`was created when`

130`was the smallet number without a nBAB. In addition,`

130`was the smallest multiple-of-10 number that didn't have a nBAB.`

130MathBabbler Number Analyst (MBNA) output: ========================================= 130 is a natural, whole, integer 130 is even 130 proper divisors are: 1,2,5,10,13,26,65, 130 is deficient (sum of divisors is 122) 130 is happy 130 is not a Harshad number 130 is not prime 130 has the prime factors: 2*5*13 (sum=20) 130 is sphenic (had 3 unique prime factors) 130 sum of prime factors is: 20 130 in octal is 0202 130 in hexadecimal is 0x82 130 in binary is 10000010 (is evil) 130 nearest square numbers: -9...14 (121...144 [12]) sqrt(130) = 11.4018 ln(130) = 4.86753 log(130) = 2.11394 130 reciprocal is .00769230769230769230769230769230 130! is 6.46686e+219 130 is 41.3803 Pi years 130 is 6 score and 10 years 130 written as a Roman numeral is CXXX

`is a triple-X Roman numeral.`

130

`is repdigit number 88.`

130_{8}

(2.71662) rounded to the nearest hundredth equals`log`

_{6}(130)e(2.7182818284590) rounded to the nearest hundredth (i.e. 2.72).

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

**Created:** 29 November 2009

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