About the Number 516 (five hundred sixteen)

516 was the smallest number without a nBAB on 23 June 2018.

MathBabbler Number Analyst (MBNA) output:
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516 is natural, counting, whole, integer
516 is even (not odd)
516 proper divisors are: 1,2,3,4,6,12,43,86,129,172,258,
516 is refactorable (evenly divisable  by # of divisors)
516 has 11 proper divisors
516 is abundant (sum of divisors is 716; ratio: 1.3876)
516 is unhappy
516 is not a Squarefree Number: 4,
516 is Harshad (Niven) number
516 is composite (not prime)
516 has the prime factors: 2*2*3*43 (sum=50)
516 is a hoax number
516 is a 43-smooth number
516 is untouchable
516 is Recaman number 1229
516 is a Moran Number
516 is *not* arithmetic (A003601)
516 in octal is 01004
516 in hexadecimal is 0x204
516 in binary is 1000000100 (is evil)
516 nearest square numbers: -32...13 (484...529 [23])
sqrt(516) = 22.7156
ln(516) = 6.24611
log(516) = 2.71265
516! is 2.43657e+1177
516 is 164.248 Pi years
516 is 25 score and 16 years
516 written as a Roman numeral is DXVI
516 is 130^2 - 128^2 and 2 * (130 + 128)
516 is a multiple of 1 & it contains a 1 (A011531)
516 is a multiple of 6 & it contains a 6 (A121026)
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516 reciprocal is 0.00193798449612403100775
remainders: 
1,10,100,484,196,412,508,436,232,256,496,316,64,124,208,16,160,52,4,40,400,388,268,100

Creator: Gerald Thurman [gthurman@gmail.com]
Created: 23 June 2018

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