Base | Representation |
---|---|
bin | 1100101100001… |
… | …1110101000110 |
3 | 10201011102002111 |
4 | 3023003311012 |
5 | 102111342133 |
6 | 5140531234 |
7 | 1214312116 |
oct | 313036506 |
9 | 121142074 |
10 | 53230918 |
11 | 280581a4 |
12 | 159b0b1a |
13 | b049bb0 |
14 | 70d9046 |
15 | 4a171cd |
hex | 32c3d46 |
53230918 has 16 divisors (see below), whose sum is σ = 87400656. Its totient is φ = 24164640.
The previous prime is 53230873. The next prime is 53231051. The reversal of 53230918 is 81903235.
It is a happy number.
53230918 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×532309182 = 5667061262245448, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 53230918.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15196 + ... + 18367.
It is an arithmetic number, because the mean of its divisors is an integer number (5462541).
Almost surely, 253230918 is an apocalyptic number.
53230918 is a deficient number, since it is larger than the sum of its proper divisors (34169738).
53230918 is a wasteful number, since it uses less digits than its factorization.
53230918 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33639.
The product of its (nonzero) digits is 6480, while the sum is 31.
The square root of 53230918 is about 7295.9521654134. The cubic root of 53230918 is about 376.1733158657.
The spelling of 53230918 in words is "fifty-three million, two hundred thirty thousand, nine hundred eighteen".
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