Base | Representation |
---|---|
bin | 1100101000111… |
… | …1001011011000 |
3 | 10200202110021000 |
4 | 3022033023120 |
5 | 102032442011 |
6 | 5132145000 |
7 | 1212423300 |
oct | 312171330 |
9 | 120673230 |
10 | 53015256 |
11 | 27a20168 |
12 | 15908160 |
13 | aca2998 |
14 | 7080600 |
15 | 49c3356 |
hex | 328f2d8 |
53015256 has 96 divisors (see below), whose sum is σ = 171342000. Its totient is φ = 15144192.
The previous prime is 53015167. The next prime is 53015273. The reversal of 53015256 is 65251035.
53015256 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 (27).
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 23 ways as a sum of consecutive naturals, for example, 8080 + ... + 13088.
Almost surely, 253015256 is an apocalyptic number.
53015256 is a gapful number since it is divisible by the number (56) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 53015256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85671000).
53015256 is an abundant number, since it is smaller than the sum of its proper divisors (118326744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53015256 is a wasteful number, since it uses less digits than its factorization.
53015256 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5038 (or 5021 counting only the distinct ones).
The product of its (nonzero) digits is 4500, while the sum is 27.
The square root of 53015256 is about 7281.1576002721. The cubic root of 53015256 is about 375.6646134082.
The spelling of 53015256 in words is "fifty-three million, fifteen thousand, two hundred fifty-six".
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