Base | Representation |
---|---|
bin | 1100101111100… |
… | …1010111111100 |
3 | 10201120112221101 |
4 | 3023321113330 |
5 | 102140401421 |
6 | 5145342444 |
7 | 1216214410 |
oct | 313712774 |
9 | 121515841 |
10 | 53450236 |
11 | 28197a54 |
12 | 15a97a24 |
13 | b0c5978 |
14 | 7154d40 |
15 | 4a5c191 |
hex | 32f95fc |
53450236 has 24 divisors (see below), whose sum is σ = 107749376. Its totient is φ = 22725360.
The previous prime is 53450209. The next prime is 53450239. The reversal of 53450236 is 63205435.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53450239) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3960 + ... + 11071.
Almost surely, 253450236 is an apocalyptic number.
It is an amenable number.
53450236 is an abundant number, since it is smaller than the sum of its proper divisors (54299140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53450236 is a wasteful number, since it uses less digits than its factorization.
53450236 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15169 (or 15167 counting only the distinct ones).
The product of its (nonzero) digits is 10800, while the sum is 28.
The square root of 53450236 is about 7310.9668307277. The cubic root of 53450236 is about 376.6892349057.
The spelling of 53450236 in words is "fifty-three million, four hundred fifty thousand, two hundred thirty-six".
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