Base | Representation |
---|---|
bin | 110001100111… |
… | …010011001010 |
3 | 220110202220200 |
4 | 301213103022 |
5 | 11312143101 |
6 | 1142433030 |
7 | 215356305 |
oct | 61472312 |
9 | 26422820 |
10 | 13006026 |
11 | 7383690 |
12 | 4432776 |
13 | 2904b97 |
14 | 1a27b3c |
15 | 121d986 |
hex | c674ca |
13006026 has 24 divisors (see below), whose sum is σ = 30741984. Its totient is φ = 3941160.
The previous prime is 13006009. The next prime is 13006027. The reversal of 13006026 is 62060031.
It is a happy number.
13006026 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (13006027) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32646 + ... + 33041.
It is an arithmetic number, because the mean of its divisors is an integer number (1280916).
Almost surely, 213006026 is an apocalyptic number.
13006026 is an abundant number, since it is smaller than the sum of its proper divisors (17735958).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13006026 is a wasteful number, since it uses less digits than its factorization.
13006026 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65706 (or 65703 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 13006026 is about 3606.3868344924. The cubic root of 13006026 is about 235.1697942954.
Adding to 13006026 its reverse (62060031), we get a palindrome (75066057).
The spelling of 13006026 in words is "thirteen million, six thousand, twenty-six".
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