Base | Representation |
---|---|
bin | 11000110000100101… |
… | …10001010111001001 |
3 | 1021022101010201220100 |
4 | 30120102301113021 |
5 | 204210333211344 |
6 | 10034555520013 |
7 | 650254115622 |
oct | 143022612711 |
9 | 37271121810 |
10 | 13292475849 |
11 | 570128a934 |
12 | 26ab759009 |
13 | 133ab66b33 |
14 | 901540a49 |
15 | 52be76569 |
hex | 3184b15c9 |
13292475849 has 9 divisors (see below), whose sum is σ = 19200742509. Its totient is φ = 8861419980.
The previous prime is 13292475841. The next prime is 13292475853. The reversal of 13292475849 is 94857429231.
The square root of 13292475849 is 115293.
It is a perfect power (a square), and thus also a powerful number.
13292475849 is a `hidden beast` number, since 1 + 3 + 2 + 92 + 475 + 84 + 9 = 666.
It is a tau number, because it is divible by the number of its divisors (9).
It is not a de Polignac number, because 13292475849 - 23 = 13292475841 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13292475795 and 13292475804.
It is not an unprimeable number, because it can be changed into a prime (13292475841) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 326664 + ... + 365094.
Almost surely, 213292475849 is an apocalyptic number.
13292475849 is the 115293-rd square number.
13292475849 is the 57647-th centered octagonal number.
It is an amenable number.
13292475849 is a deficient number, since it is larger than the sum of its proper divisors (5908266660).
13292475849 is an frugal number, since it uses more digits than its factorization.
13292475849 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76868 (or 38434 counting only the distinct ones).
The product of its digits is 4354560, while the sum is 54.
The spelling of 13292475849 in words is "thirteen billion, two hundred ninety-two million, four hundred seventy-five thousand, eight hundred forty-nine".
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