Base | Representation |
---|---|
bin | 1101011100011… |
… | …0111000001010 |
3 | 10221002212100022 |
4 | 3113012320022 |
5 | 103413423010 |
6 | 5332340442 |
7 | 1253204540 |
oct | 327067012 |
9 | 127085308 |
10 | 56389130 |
11 | 29914a96 |
12 | 16a74722 |
13 | b8b4565 |
14 | 76bbd90 |
15 | 4e3cd55 |
hex | 35c6e0a |
56389130 has 16 divisors (see below), whose sum is σ = 116000640. Its totient is φ = 19333392.
The previous prime is 56389129. The next prime is 56389139. The reversal of 56389130 is 3198365.
56389130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (56389139) 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 7 ways as a sum of consecutive naturals, for example, 402710 + ... + 402849.
It is an arithmetic number, because the mean of its divisors is an integer number (7250040).
Almost surely, 256389130 is an apocalyptic number.
56389130 is an abundant number, since it is smaller than the sum of its proper divisors (59611510).
56389130 is a wasteful number, since it uses less digits than its factorization.
56389130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 805573.
The product of its (nonzero) digits is 19440, while the sum is 35.
The square root of 56389130 is about 7509.2696049616. The cubic root of 56389130 is about 383.4703572317.
The spelling of 56389130 in words is "fifty-six million, three hundred eighty-nine thousand, one hundred thirty".
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