Base | Representation |
---|---|
bin | 1100101100010… |
… | …0110101010001 |
3 | 10201011121201121 |
4 | 3023010311101 |
5 | 102112010100 |
6 | 5141002241 |
7 | 1214330104 |
oct | 313046521 |
9 | 121147647 |
10 | 53235025 |
11 | 28060298 |
12 | 159b3381 |
13 | b04ba1c |
14 | 70da73b |
15 | 4a1851a |
hex | 32c4d51 |
53235025 has 6 divisors (see below), whose sum is σ = 66011462. Its totient is φ = 42588000.
The previous prime is 53235011. The next prime is 53235053. The reversal of 53235025 is 52053235.
It can be written as a sum of positive squares in 3 ways, for example, as 294849 + 52940176 = 543^2 + 7276^2 .
It is not a de Polignac number, because 53235025 - 215 = 53202257 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 2129401 = 53235025 / (5 + 3 + 2 + 3 + 5 + 0 + 2 + 5).
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1064676 + ... + 1064725.
Almost surely, 253235025 is an apocalyptic number.
It is an amenable number.
53235025 is a deficient number, since it is larger than the sum of its proper divisors (12776437).
53235025 is a wasteful number, since it uses less digits than its factorization.
53235025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2129411 (or 2129406 counting only the distinct ones).
The product of its (nonzero) digits is 4500, while the sum is 25.
The square root of 53235025 is about 7296.2336174221. The cubic root of 53235025 is about 376.1829900935.
The spelling of 53235025 in words is "fifty-three million, two hundred thirty-five thousand, twenty-five".
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