Base | Representation |
---|---|
bin | 1100110000111… |
… | …1100000100111 |
3 | 10201202011022102 |
4 | 3030033200213 |
5 | 102201302103 |
6 | 5151322315 |
7 | 1220042633 |
oct | 314174047 |
9 | 121664272 |
10 | 53540903 |
11 | 2824a089 |
12 | 15b2039b |
13 | b128010 |
14 | 7179dc3 |
15 | 4a78e88 |
hex | 330f827 |
53540903 has 4 divisors (see below), whose sum is σ = 57659448. Its totient is φ = 49422360.
The previous prime is 53540899. The next prime is 53540911. The reversal of 53540903 is 30904535.
53540903 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30904535 = 5 ⋅6180907.
It is not a de Polignac number, because 53540903 - 22 = 53540899 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53540933) 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 3 ways as a sum of consecutive naturals, for example, 2059253 + ... + 2059278.
It is an arithmetic number, because the mean of its divisors is an integer number (14414862).
Almost surely, 253540903 is an apocalyptic number.
53540903 is a deficient number, since it is larger than the sum of its proper divisors (4118545).
53540903 is a wasteful number, since it uses less digits than its factorization.
53540903 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4118544.
The product of its (nonzero) digits is 8100, while the sum is 29.
The square root of 53540903 is about 7317.1649564568. The cubic root of 53540903 is about 376.9021057449.
The spelling of 53540903 in words is "fifty-three million, five hundred forty thousand, nine hundred three".
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