### About the Number 418 (four hundred eighteen)

From Stetson.edu's "What's Special About This Number?" 418 "has the property that the sum of its prime factors is equal to the product of its digits."

```   MathBabbler Number Analyst (MBNA) output:
=========================================
418 is a natural, whole, integer
418 is even
418 proper divisors are: 1,2,11,19,22,38,209,
418 is deficient (sum of divisors is 302)
418 is unhappy
418 is not a Harshad number
418 is not prime
418 has the prime factors: 2*11*19 (sum=32)
418 is sphenic (had 3 unique prime factors)
418 sum of prime factors is: 32
418 in octal is 0642
418 in hexadecimal is 0x1a2
418 in binary is 110100010 (is evil)
418 nearest square numbers: -18...23 (400...441 )
sqrt(418) = 20.445
ln(418) = 6.03548
log(418) = 2.62118
418 reciprocal is .00239234449760765550239234449760
418! is 6.70436e+915
418 is 133.054 Pi years
418 is 20 score and 18 years
418 written as a Roman numeral is CDXVIII
```

Creator: Gerald Thurman [gthurman@gmail.com]
Created: 05 March 2010 