Base | Representation |
---|---|
bin | 1100101011111… |
… | …0101010100000 |
3 | 10201010100001212 |
4 | 3022332222200 |
5 | 102110203020 |
6 | 5140245252 |
7 | 1214163332 |
oct | 312765240 |
9 | 121110055 |
10 | 53209760 |
11 | 2804330a |
12 | 159a0828 |
13 | b040386 |
14 | 70d1452 |
15 | 4a10cc5 |
hex | 32beaa0 |
53209760 has 24 divisors (see below), whose sum is σ = 125708436. Its totient is φ = 21283840.
The previous prime is 53209727. The next prime is 53209771. The reversal of 53209760 is 6790235.
53209760 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 50069776 + 3139984 = 7076^2 + 1772^2 .
It is a Harshad number since it is a multiple of its sum of digits (32).
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, 166121 + ... + 166440.
Almost surely, 253209760 is an apocalyptic number.
It is an amenable number.
53209760 is an abundant number, since it is smaller than the sum of its proper divisors (72498676).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53209760 is a wasteful number, since it uses less digits than its factorization.
53209760 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 332576 (or 332568 counting only the distinct ones).
The product of its (nonzero) digits is 11340, while the sum is 32.
The square root of 53209760 is about 7294.5020392073. The cubic root of 53209760 is about 376.1234693350.
Adding to 53209760 its reverse (6790235), we get a palindrome (59999995).
The spelling of 53209760 in words is "fifty-three million, two hundred nine thousand, seven hundred sixty".
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