Base | Representation |
---|---|
bin | 110001101111… |
… | …001001011100 |
3 | 220112102000021 |
4 | 301233021130 |
5 | 11314210142 |
6 | 1143241524 |
7 | 215552110 |
oct | 61571134 |
9 | 26472007 |
10 | 13038172 |
11 | 73a5854 |
12 | 44492a4 |
13 | 29166c4 |
14 | 1a35740 |
15 | 1228267 |
hex | c6f25c |
13038172 has 12 divisors (see below), whose sum is σ = 26076400. Its totient is φ = 5587776.
The previous prime is 13038169. The next prime is 13038203. The reversal of 13038172 is 27183031.
13038172 is an admirable number.
It is a pancake number, because a pancake can be divided into 13038172 parts by 5106 straight cuts.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232797 + ... + 232852.
Almost surely, 213038172 is an apocalyptic number.
It is an amenable number.
13038172 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13038172 is a wasteful number, since it uses less digits than its factorization.
13038172 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 465660 (or 465658 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 25.
The square root of 13038172 is about 3610.8408992920. The cubic root of 13038172 is about 235.3633852878.
The spelling of 13038172 in words is "thirteen million, thirty-eight thousand, one hundred seventy-two".
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