Base | Representation |
---|---|
bin | 110010000001… |
… | …001101000101 |
3 | 220200011110120 |
4 | 302001031011 |
5 | 11324042013 |
6 | 1145012153 |
7 | 216310536 |
oct | 62011505 |
9 | 26604416 |
10 | 13112133 |
11 | 7446381 |
12 | 4484059 |
13 | 2941278 |
14 | 1a5468d |
15 | 1240123 |
hex | c81345 |
13112133 has 16 divisors (see below), whose sum is σ = 17933376. Its totient is φ = 8519040.
The previous prime is 13112129. The next prime is 13112153. The reversal of 13112133 is 33121131.
It is not a de Polignac number, because 13112133 - 22 = 13112129 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13112153) 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, 24810 + ... + 25332.
It is an arithmetic number, because the mean of its divisors is an integer number (1120836).
Almost surely, 213112133 is an apocalyptic number.
It is an amenable number.
13112133 is a deficient number, since it is larger than the sum of its proper divisors (4821243).
13112133 is a wasteful number, since it uses less digits than its factorization.
13112133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 724.
The product of its digits is 54, while the sum is 15.
The square root of 13112133 is about 3621.0679363967. The cubic root of 13112133 is about 235.8075911864.
Adding to 13112133 its reverse (33121131), we get a palindrome (46233264).
The spelling of 13112133 in words is "thirteen million, one hundred twelve thousand, one hundred thirty-three".
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