Base | Representation |
---|---|
bin | 1010110110000101101… |
… | …1011001000000111011 |
3 | 122210220211111101220202 |
4 | 2231201123121000323 |
5 | 11023034422222102 |
6 | 221332100512415 |
7 | 16314065156252 |
oct | 2554133310073 |
9 | 583824441822 |
10 | 186318164027 |
11 | 72020823346 |
12 | 301396ab70b |
13 | 147538ca948 |
14 | 9036d89799 |
15 | 4ca723be02 |
hex | 2b616d903b |
186318164027 has 4 divisors (see below), whose sum is σ = 186990793056. Its totient is φ = 185645535000.
The previous prime is 186318163979. The next prime is 186318164069. The reversal of 186318164027 is 720461813681.
186318164027 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 720461813681 = 699113 ⋅1030537.
It is a cyclic number.
It is not a de Polignac number, because 186318164027 - 28 = 186318163771 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (186318164077) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 336314099 + ... + 336314652.
It is an arithmetic number, because the mean of its divisors is an integer number (46747698264).
Almost surely, 2186318164027 is an apocalyptic number.
186318164027 is a deficient number, since it is larger than the sum of its proper divisors (672629029).
186318164027 is an equidigital number, since it uses as much as digits as its factorization.
186318164027 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 672629028.
The product of its (nonzero) digits is 387072, while the sum is 47.
The spelling of 186318164027 in words is "one hundred eighty-six billion, three hundred eighteen million, one hundred sixty-four thousand, twenty-seven".
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