Base | Representation |
---|---|
bin | 110001101001… |
… | …100001011101 |
3 | 220111020101222 |
4 | 301221201131 |
5 | 11312441013 |
6 | 1142543125 |
7 | 215424665 |
oct | 61514135 |
9 | 26436358 |
10 | 13015133 |
11 | 738a50a |
12 | 4437aa5 |
13 | 2909081 |
14 | 1a2b1a5 |
15 | 1221508 |
hex | c6985d |
13015133 has 12 divisors (see below), whose sum is σ = 14191488. Its totient is φ = 11922120.
The previous prime is 13015129. The next prime is 13015151. The reversal of 13015133 is 33151031.
13015133 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 13015133 - 22 = 13015129 is a prime.
It is a super-3 number, since 3×130151333 (a number of 22 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13015153) 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, 10610 + ... + 11772.
It is an arithmetic number, because the mean of its divisors is an integer number (1182624).
Almost surely, 213015133 is an apocalyptic number.
It is an amenable number.
13015133 is a deficient number, since it is larger than the sum of its proper divisors (1176355).
13015133 is a wasteful number, since it uses less digits than its factorization.
13015133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1232 (or 1213 counting only the distinct ones).
The product of its (nonzero) digits is 135, while the sum is 17.
The square root of 13015133 is about 3607.6492346125. The cubic root of 13015133 is about 235.2246712073.
Adding to 13015133 its reverse (33151031), we get a palindrome (46166164).
The spelling of 13015133 in words is "thirteen million, fifteen thousand, one hundred thirty-three".
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