Base | Representation |
---|---|
bin | 1100110110101… |
… | …0010001110001 |
3 | 10202110001022021 |
4 | 3031222101301 |
5 | 102300201224 |
6 | 5203311441 |
7 | 1223151565 |
oct | 315522161 |
9 | 122401267 |
10 | 53912689 |
11 | 28483446 |
12 | 1607b581 |
13 | b2282cc |
14 | 72356a5 |
15 | 4aee1e4 |
hex | 336a471 |
53912689 has 16 divisors (see below), whose sum is σ = 57263616. Its totient is φ = 50688000.
The previous prime is 53912687. The next prime is 53912707. The reversal of 53912689 is 98621935.
It is a happy number.
53912689 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 53912689 - 21 = 53912687 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (53912687) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 209649 + ... + 209905.
It is an arithmetic number, because the mean of its divisors is an integer number (3578976).
Almost surely, 253912689 is an apocalyptic number.
It is an amenable number.
53912689 is a deficient number, since it is larger than the sum of its proper divisors (3350927).
53912689 is a wasteful number, since it uses less digits than its factorization.
53912689 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 456.
The product of its digits is 116640, while the sum is 43.
The square root of 53912689 is about 7342.5260639646. The cubic root of 53912689 is about 377.7724921758.
The spelling of 53912689 in words is "fifty-three million, nine hundred twelve thousand, six hundred eighty-nine".
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