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 111000110

_{2}. A student noticed that if the left-most binary digit was a one, then the binary number would be palindromic. They were right!111000111equals_{2}455.MathBabbler Number Analyst (MBNA) output: ========================================= 455 is natural, counting, whole, integer 455 is odd (not even) 455 is not extremely odd 455 proper divisors are: 1,5,7,13,35,65,91, 455 has 7 proper divisors 455 is deficient (sum of divisors is 217; ratio: 0.476923) 455 is unhappy 455 is a Squarefree Number 455 is composite (not prime) 455 has the prime factors: 5*7*13 (sum=25) 455 is sphenic (has 3 unique prime factors) 455 is a 13-smooth number 455 is Arithmetic (A003601) 455 in octal is 0707 455 in hexadecimal is 0x1c7 455 in binary is 111000111 (is evil)(is palindromic) 455 nearest square numbers: -14...29 (441...484 [22]) sqrt(455) = 21.3307 ln(455) = 6.1203 log(455) = 2.65801 455! is 3.30652e+1013 455 is 144.831 Pi years 455 is 22 score and 15 years 455 written as a Roman numeral is CDLV 455 is 228^2 - 227^2 and 228 + 227 = 455 455 is a multiple of 5 & it contains a 5 (A121025) ______ 455 reciprocal is 0.0021978 remainders: 1,10,100,90,445,355,365,10

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

**Created:** 05 October 2016

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