About the Number 120 (one hundred twenty)

This nBAB about the number 120 was BAB# 120 for the fall 2009 semester.

   MathBabbler Number Analyst (MBNA) output:
   =========================================
   120 is a natural, whole, integer
   120 is even
   120 proper divisors are: 1,2,3,4,5,6,8,10,12,15,20,24,30,40,60,
   120 is abundant (sum of divisors is 240)
   120 is unhappy
   120 is a Harshad number
   120 is not prime
   120 has the prime factors: 2*2*2*3*5 (sum=14)
   120 sum of prime factors is: 14
   120 is triangular
   120 in octal is 0170
   120 in hexadecimal is 0x78
   120 in binary is 1111000 (is evil)
   120 nearest square numbers: -20...1 (100...121 [11])
   sqrt(120) = 10.9545
   ln(120) = 4.78749
   log(120) = 2.07918
   120 reciprocal is .00833333333333333333333333333333
   120! is 6.6895e+198
   120 is 38.1972 Pi years
   120 is 6 scoreyears
   120 written as a Roman numeral is CXX

1209 is repdigit number 99.

120 is 5! (5 factorial).

[Wikipedia.org] 120 is the "sum of a twin prime pair (59 + 61) and its the sume of four consecutive powers of 2 (8+16+32+64) and its the sum of four consecutive powers of 3 (3 + 9 + 27 + 81)."

Creator: Gerald Thurman [gthurman@gmail.com]
Created: 18 November 2009