About the Number 636 (six hundred thirty-six)

MathBabbler posted BARS# 636 on 19 March 2010.

   MathBabbler Number Analyst (MBNA) output:
   =========================================
   636 is a natural, whole, integer
   636 is even
   636 proper divisors are: 1,2,3,4,6,12,53,106,159,212,318,
   636 is refactorable (evenly divisable by # of divisors)
   636 is abundant (sum of divisors is 876)
   636 is unhappy
   636 is not a Harshad number
   636 is not prime
   636 has the prime factors: 2*2*3*53 (sum=60)
   636 is a Smith number
   636 sum of prime factors is: 60
   636 is undulating
   636 is palindromic
   636 is the sum of 10 consecutive primes
   636 = 43 + 47 + 53 + 59 + 61 + 67 + 71 + 73 + 79 + 83
   636 in octal is 01174
   636 in hexadecimal is 0x27c
   636 in binary is 1001111100 (is evil)
   636 nearest square numbers: -11...40 (625...676 [26])
   sqrt(636) = 25.219
   ln(636) = 6.4552
   log(636) = 2.80346
   636 reciprocal is .00157232704402515723270440251572
   636! is 3.87535e+1508
   636 is 202.445 Pi years
   636 is 31 score and 16 years
   636 written as a Roman numeral is DCXXXVI
   636 = 160^2 - 158^2 and 2 * (160 + 158) = 636

636 is a triple-X Roman numeral.

636 is a Smith number and it had been a while since a nBAB was created for a Smith number. A number is a Smith number if the sum of its digits equals the sum of the digits of its prime factors.


Creator: Gerald Thurman [gthurman@gmail.com]
Created: 19 March 2010

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