About the Number 51,115 (fifty-one thousand one hundred fifteen)

This nBAB for the number 51,115 should have been created on the palindromic date 5/11/15. [Note: Excuse 2-digit year usage.]

MathBabbler Number Analyst (MBNA) output:
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51115 is a natural, whole, integer
51115 is odd
51115 proper divisors are: 1,5,10223,
51115 has 3 proper divisors
51115 is deficient (sum of divisors is 10229; ratio: 0.200117)
51115 is unhappy
51115 is a Squarefree Number
51115 is composite (not prime)
51115 has the prime factors: 5*10223 (sum=10228)
51115 is semiprime (biprime or 2-almost prime)
51115 is a joke (Smith) number
51115 is a hoax number
51115 is palindromic
51115 is Arithmetic (A003601)
51115 is not in A038853
51115 in octal is 0143653
51115 in hexadecimal is 0xc7ab
51115 in binary is 1100011110101011 (is evil)
51115 nearest square numbers: -39...414 (51076...51529 [227])
sqrt(51115) = 226.086
ln(51115) = 10.8418
log(51115) = 4.70855
51115 reciprocal is .00001956372884671818448596302455
51115 is an apocalyptic power
51115! is inf
51115 is 16270.4 Pi years
51115 is 2555 score and 15 years
51115 is 25558^2 - 25557^2 and 25558 + 25557 = 51115
51115 is a multiple of 1 & it contains a 1 (A011531)
51115 is a multiple of 5 & it contains a 5 (A121025)

Creator: Gerald Thurman [gthurman@gmail.com]
Created: 12 May 2015

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