Base | Representation |
---|---|
bin | 1100101000111… |
… | …0100001001001 |
3 | 10200202022112220 |
4 | 3022032201021 |
5 | 102032400203 |
6 | 5132124253 |
7 | 1212412356 |
oct | 312164111 |
9 | 120668486 |
10 | 53012553 |
11 | 27a19130 |
12 | 15906689 |
13 | aca1699 |
14 | 707d62d |
15 | 49c2653 |
hex | 328e849 |
53012553 has 16 divisors (see below), whose sum is σ = 77246400. Its totient is φ = 32071680.
The previous prime is 53012521. The next prime is 53012567. The reversal of 53012553 is 35521035.
It is not a de Polignac number, because 53012553 - 25 = 53012521 is a prime.
It is not an unprimeable number, because it can be changed into a prime (53012513) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24333 + ... + 26421.
It is an arithmetic number, because the mean of its divisors is an integer number (4827900).
Almost surely, 253012553 is an apocalyptic number.
It is an amenable number.
53012553 is a deficient number, since it is larger than the sum of its proper divisors (24233847).
53012553 is a wasteful number, since it uses less digits than its factorization.
53012553 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2872.
The product of its (nonzero) digits is 2250, while the sum is 24.
The square root of 53012553 is about 7280.9719818167. The cubic root of 53012553 is about 375.6582288390.
Adding to 53012553 its reverse (35521035), we get a palindrome (88533588).
The spelling of 53012553 in words is "fifty-three million, twelve thousand, five hundred fifty-three".
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