About the Number 519 (five hundred nineteen)

519 was the smallest number without a nBAB on 25 June 2018.

MathBabbler Number Analyst (MBNA) output:
=========================================
519 is natural, counting, whole, integer
519 is odd (not even)
519 is extremely odd
519 proper divisors are: 1,3,173,
519 has 3 proper divisors
519 is deficient (sum of divisors is 177; ratio: 0.34104)
519 is unhappy
519 is a Squarefree Number
519 is composite (not prime)
519 has the prime factors: 3*173 (sum=176)
519 is semiprime (biprime or 2-almost prime)
519 is a 173-smooth number
519 is Recaman number 1223
519 is a lucky number
519 is the sum of 3 consecutive primes
519 = 167 + 173 + 179
519 in octal is 01007
519 in hexadecimal is 0x207
519 in binary is 1000000111 (is evil)
519 nearest square numbers: -35...10 (484...529 [23])
sqrt(519) = 22.7816
ln(519) = 6.2519
log(519) = 2.71517
519! is 3.38662e+1185
519 is 165.203 Pi years
519 is 25 score and 19 years
519 written as a Roman numeral is DXIX
519 is 260^2 - 259^2 and 260 + 259 = 519
519 is a multiple of 1 & it contains a 1 (A011531)
                    ___________________________________________
519 reciprocal is 0.0019267822736030828516377649325626204238921
remainders: 
1,10,100,481,139,352,406,427,118,142,382,187,313,16,160,43,430,148,442,268,85,331,196,403,397,337,256,484,169,133,292,325,136,322,106,22,220,124,202,463,478,109,52,1

Creator: Gerald Thurman [gthurman@gmail.com]
Created: 25 June 2018

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