Base | Representation |
---|---|
bin | 11000100001010100… |
… | …10010100011011001 |
3 | 1020222110011222221111 |
4 | 30100222102203121 |
5 | 203430043022020 |
6 | 10014143140321 |
7 | 644140516051 |
oct | 142052224331 |
9 | 36873158844 |
10 | 13164423385 |
11 | 5645a79153 |
12 | 26748a46a1 |
13 | 131a480949 |
14 | 8cc52a561 |
15 | 520aced5a |
hex | 310a928d9 |
13164423385 has 16 divisors (see below), whose sum is σ = 16029997200. Its totient is φ = 10377363456.
The previous prime is 13164423361. The next prime is 13164423403. The reversal of 13164423385 is 58332446131.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 415303641 + 12749119744 = 20379^2 + 112912^2 .
It is a cyclic number.
It is not a de Polignac number, because 13164423385 - 27 = 13164423257 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51801 + ... + 170329.
It is an arithmetic number, because the mean of its divisors is an integer number (1001874825).
Almost surely, 213164423385 is an apocalyptic number.
It is an amenable number.
13164423385 is a deficient number, since it is larger than the sum of its proper divisors (2865573815).
13164423385 is a wasteful number, since it uses less digits than its factorization.
13164423385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118860.
The product of its digits is 207360, while the sum is 40.
The spelling of 13164423385 in words is "thirteen billion, one hundred sixty-four million, four hundred twenty-three thousand, three hundred eighty-five".
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