Base | Representation |
---|---|
bin | 110010011110… |
… | …101000010101 |
3 | 220220021210120 |
4 | 302132220111 |
5 | 11341421121 |
6 | 1151342153 |
7 | 220322121 |
oct | 62365025 |
9 | 26807716 |
10 | 13232661 |
11 | 7518992 |
12 | 4521959 |
13 | 29840a0 |
14 | 1a86581 |
15 | 1265bc6 |
hex | c9ea15 |
13232661 has 16 divisors (see below), whose sum is σ = 19145280. Its totient is φ = 8081280.
The previous prime is 13232657. The next prime is 13232663. The reversal of 13232661 is 16623231.
It is a happy number.
13232661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13232661 - 22 = 13232657 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13232663) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4201 + ... + 6641.
It is an arithmetic number, because the mean of its divisors is an integer number (1196580).
Almost surely, 213232661 is an apocalyptic number.
It is an amenable number.
13232661 is a deficient number, since it is larger than the sum of its proper divisors (5912619).
13232661 is a wasteful number, since it uses less digits than its factorization.
13232661 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2596.
The product of its digits is 1296, while the sum is 24.
The square root of 13232661 is about 3637.6724701380. The cubic root of 13232661 is about 236.5279106852.
Adding to 13232661 its reverse (16623231), we get a palindrome (29855892).
The spelling of 13232661 in words is "thirteen million, two hundred thirty-two thousand, six hundred sixty-one".
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