Base | Representation |
---|---|
bin | 1100101100100… |
… | …0110111000101 |
3 | 10201012110100201 |
4 | 3023020313011 |
5 | 102113022100 |
6 | 5141210501 |
7 | 1214426155 |
oct | 313106705 |
9 | 121173321 |
10 | 53251525 |
11 | 28071728 |
12 | 15a00a31 |
13 | b0563a2 |
14 | 7102765 |
15 | 4a1d36a |
hex | 32c8dc5 |
53251525 has 6 divisors (see below), whose sum is σ = 66031922. Its totient is φ = 42601200.
The previous prime is 53251519. The next prime is 53251567. The reversal of 53251525 is 52515235.
53251525 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 3 ways, for example, as 1397124 + 51854401 = 1182^2 + 7201^2 .
It is not a de Polignac number, because 53251525 - 29 = 53251013 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 53251493 and 53251502.
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 5 ways as a sum of consecutive naturals, for example, 1065006 + ... + 1065055.
Almost surely, 253251525 is an apocalyptic number.
It is an amenable number.
53251525 is a deficient number, since it is larger than the sum of its proper divisors (12780397).
53251525 is a wasteful number, since it uses less digits than its factorization.
53251525 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2130071 (or 2130066 counting only the distinct ones).
The product of its digits is 7500, while the sum is 28.
The square root of 53251525 is about 7297.3642501934. The cubic root of 53251525 is about 376.2218515897.
The spelling of 53251525 in words is "fifty-three million, two hundred fifty-one thousand, five hundred twenty-five".
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