Base | Representation |
---|---|
bin | 110011100111… |
… | …110001010011 |
3 | 221110111202012 |
4 | 303213301103 |
5 | 11431012433 |
6 | 1202013135 |
7 | 223010414 |
oct | 63476123 |
9 | 27414665 |
10 | 13532243 |
11 | 7702a7a |
12 | 46471ab |
13 | 2a5a55a |
14 | 1b2380b |
15 | 12c4848 |
hex | ce7c53 |
13532243 has 4 divisors (see below), whose sum is σ = 13663728. Its totient is φ = 13400760.
The previous prime is 13532219. The next prime is 13532249. The reversal of 13532243 is 34223531.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34223531 = 53 ⋅645727.
It is a cyclic number.
It is not a de Polignac number, because 13532243 - 218 = 13270099 is a prime.
It is a super-2 number, since 2×135322432 = 366243201222098, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13532249) 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, 65588 + ... + 65793.
It is an arithmetic number, because the mean of its divisors is an integer number (3415932).
Almost surely, 213532243 is an apocalyptic number.
13532243 is a deficient number, since it is larger than the sum of its proper divisors (131485).
13532243 is a wasteful number, since it uses less digits than its factorization.
13532243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 131484.
The product of its digits is 2160, while the sum is 23.
The square root of 13532243 is about 3678.6197139688. The cubic root of 13532243 is about 238.2995721599.
Adding to 13532243 its reverse (34223531), we get a palindrome (47755774).
The spelling of 13532243 in words is "thirteen million, five hundred thirty-two thousand, two hundred forty-three".
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