Base | Representation |
---|---|
bin | 1100101011010… |
… | …1111001000100 |
3 | 10201001111210001 |
4 | 3022311321010 |
5 | 102103030303 |
6 | 5135411044 |
7 | 1213653511 |
oct | 312657104 |
9 | 121044701 |
10 | 53173828 |
11 | 28019314 |
12 | 15983a84 |
13 | b029c06 |
14 | 70c2308 |
15 | 4a0531d |
hex | 32b5e44 |
53173828 has 12 divisors (see below), whose sum is σ = 93135420. Its totient is φ = 26563712.
The previous prime is 53173823. The next prime is 53173831. The reversal of 53173828 is 82837135.
53173828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
53173828 is a nontrivial binomial coefficient, being equal to C(10313, 2).
It can be written as a sum of positive squares in 2 ways, for example, as 33085504 + 20088324 = 5752^2 + 4482^2 .
It is not an unprimeable number, because it can be changed into a prime (53173823) by changing a digit.
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, 1 + ... + 10312.
It is an arithmetic number, because the mean of its divisors is an integer number (7761285).
Almost surely, 253173828 is an apocalyptic number.
53173828 is the 10312-nd triangular number.
53173828 is the 3438-th centered nonagonal number.
It is an amenable number.
53173828 is a deficient number, since it is larger than the sum of its proper divisors (39961592).
53173828 is a wasteful number, since it uses less digits than its factorization.
53173828 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11606 (or 11604 counting only the distinct ones).
The product of its digits is 40320, while the sum is 37.
The square root of 53173828 is about 7292.0386724153. The cubic root of 53173828 is about 376.0387861754.
The spelling of 53173828 in words is "fifty-three million, one hundred seventy-three thousand, eight hundred twenty-eight".
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