Base | Representation |
---|---|
bin | 110011001010… |
… | …100010110101 |
3 | 221020102112111 |
4 | 303022202311 |
5 | 11413200113 |
6 | 1155251021 |
7 | 222001411 |
oct | 63124265 |
9 | 27212474 |
10 | 13412533 |
11 | 7631042 |
12 | 45a9a71 |
13 | 2a17c14 |
14 | 1ad1d41 |
15 | 129e13d |
hex | cca8b5 |
13412533 has 4 divisors (see below), whose sum is σ = 13502700. Its totient is φ = 13322368.
The previous prime is 13412521. The next prime is 13412543. The reversal of 13412533 is 33521431.
13412533 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.
It can be written as a sum of positive squares in 2 ways, for example, as 6848689 + 6563844 = 2617^2 + 2562^2 .
It is a cyclic number.
It is not a de Polignac number, because 13412533 - 25 = 13412501 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 (13412513) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44860 + ... + 45157.
It is an arithmetic number, because the mean of its divisors is an integer number (3375675).
Almost surely, 213412533 is an apocalyptic number.
It is an amenable number.
13412533 is a deficient number, since it is larger than the sum of its proper divisors (90167).
13412533 is an equidigital number, since it uses as much as digits as its factorization.
13412533 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90166.
The product of its digits is 1080, while the sum is 22.
The square root of 13412533 is about 3662.3125207988. The cubic root of 13412533 is about 237.5948016733.
Adding to 13412533 its reverse (33521431), we get a palindrome (46933964).
The spelling of 13412533 in words is "thirteen million, four hundred twelve thousand, five hundred thirty-three".
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