### About the Number 454 (four hundred fifty-four)

Compufoo wanted a base-10 number to convert to base-2, so he picked the classroom number (CM-454). Compufoo mentioned that it was cool having a palindromic number classroom. 454 in binary is 1110001102. A student noticed that if the left-most binary digit was a one, then the binary number would be palindromic.

```MathBabbler Number Analyst (MBNA) output:
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454 is natural, counting, whole, integer
454 is even (not odd)
454 proper divisors are: 1,2,227,
454 has 3 proper divisors
454 is deficient (sum of divisors is 230; ratio: 0.506608)
454 is unhappy
454 is a Squarefree Number
454 is composite (not prime)
454 has the prime factors: 2*227 (sum=229)
454 is semiprime (biprime or 2-almost prime)
454 is a joke (Smith) number
454 is a hoax number
454 is a 227-smooth number
454 is undulating
454 is palindromic
454 is Arithmetic (A003601)
454 in octal is 0706
454 in hexadecimal is 0x1c6
454 in binary is 111000110 (is odious)
454 nearest square numbers: -13...30 (441...484 )
sqrt(454) = 21.3073
ln(454) = 6.1181
log(454) = 2.65706
454! is 7.26708e+1010
454 is 144.513 Pi years
454 is 22 score and 14 years
454 written as a Roman numeral is CDLIV
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454 reciprocal is 0.002202643171806167400881057268722466960352422907488986784140969162995594713656387665198237885462555066079295154185
```

Creator: Gerald Thurman [gthurman@gmail.com]
Created: 05 October 2016 