About the Number 189 (one hundred eighty-nine)

MathBabbler Number Analyst (MBNA) output:
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189 is a natural, whole, integer
189 is odd
189 proper divisors are: 1,3,7,9,21,27,63,
189 has 7 proper divisors
189 is deficient (sum of divisors is 131; ratio: 0.693122)
189 is unhappy
189 is not a Squarefree Number: 9,
189 is composite (not prime)
189 has the prime factors: 3*3*3*7 (sum=16)
189 is a lucky number
189 is Arithmetic (A003601)
189 in octal is 0275
189 in hexadecimal is 0xbd
189 in binary is 10111101 (is evil)(is palindromic)
189 nearest square numbers: -20...7 (169...196 [14])
sqrt(189) = 13.7477
ln(189) = 5.24175
log(189) = 2.27646
189 reciprocal is .00529100529100529100529100529100
189! is 5.09491e+349
189 is 60.1606 Pi years
189 is 9 score and 9 years
189 written as a Roman numeral is CLXXXIX
189 is 95^2 - 94^2 and 95 + 94 = 189
189 is a multiple of 1 & it contains a 1 (A011531)
189 is a multiple of 9 & it contains a 9 (A121029)

Creator: Gerald Thurman [gthurman@gmail.com]
Created: 23 April 2015

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This work is licensed under a Creative Commons Attribution 3.0 United States License.