Base | Representation |
---|---|
bin | 11000011000011… |
… | …11000010000100 |
3 | 112020212101202100 |
4 | 30030033002010 |
5 | 404330041032 |
6 | 32143512100 |
7 | 5032336503 |
oct | 1414170204 |
9 | 466771670 |
10 | 204533892 |
11 | a54aa382 |
12 | 585b8630 |
13 | 334b3b94 |
14 | 1d24283a |
15 | 12e5297c |
hex | c30f084 |
204533892 has 18 divisors (see below), whose sum is σ = 517016318. Its totient is φ = 68177952.
The previous prime is 204533887. The next prime is 204533899. The reversal of 204533892 is 298335402.
204533892 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 169676676 + 34857216 = 13026^2 + 5904^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a super-2 number, since 2×2045338922 = 83668225953335328, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 5681497 = 204533892 / (2 + 0 + 4 + 5 + 3 + 3 + 8 + 9 + 2).
It is not an unprimeable number, because it can be changed into a prime (204533899) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2840713 + ... + 2840784.
Almost surely, 2204533892 is an apocalyptic number.
It is an amenable number.
204533892 is an abundant number, since it is smaller than the sum of its proper divisors (312482426).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
204533892 is a wasteful number, since it uses less digits than its factorization.
204533892 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5681507 (or 5681502 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 36.
The square root of 204533892 is about 14301.5346029718. The cubic root of 204533892 is about 589.1896295823.
It can be divided in two parts, 2045 and 33892, that added together give a cube (35937 = 333).
The spelling of 204533892 in words is "two hundred four million, five hundred thirty-three thousand, eight hundred ninety-two".
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