Base | Representation |
---|---|
bin | 1100101110101… |
… | …0011101101001 |
3 | 10201110110011100 |
4 | 3023222131221 |
5 | 102131423121 |
6 | 5144152013 |
7 | 1215541350 |
oct | 313523551 |
9 | 121413140 |
10 | 53389161 |
11 | 28156081 |
12 | 15a68609 |
13 | b0a3c27 |
14 | 713a997 |
15 | 4a49026 |
hex | 32ea769 |
53389161 has 24 divisors (see below), whose sum is σ = 90980864. Its totient is φ = 29522880.
The previous prime is 53389139. The next prime is 53389177. The reversal of 53389161 is 16198335.
It is a happy number.
It is not a de Polignac number, because 53389161 - 26 = 53389097 is a prime.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (53384161) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11716 + ... + 15621.
Almost surely, 253389161 is an apocalyptic number.
53389161 is the 3906-th nonagonal number.
It is an amenable number.
53389161 is a deficient number, since it is larger than the sum of its proper divisors (37591703).
53389161 is a wasteful number, since it uses less digits than its factorization.
53389161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27381 (or 27378 counting only the distinct ones).
The product of its digits is 19440, while the sum is 36.
The square root of 53389161 is about 7306.7886927158. The cubic root of 53389161 is about 376.5457053660.
The spelling of 53389161 in words is "fifty-three million, three hundred eighty-nine thousand, one hundred sixty-one".
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