Base | Representation |
---|---|
bin | 1100101001001… |
… | …0110101001111 |
3 | 10200210012210100 |
4 | 3022102311033 |
5 | 102033431343 |
6 | 5132342143 |
7 | 1212515031 |
oct | 312226517 |
9 | 120705710 |
10 | 53030223 |
11 | 27a30434 |
12 | 15914953 |
13 | aca973c |
14 | 7085c51 |
15 | 49c79d3 |
hex | 3292d4f |
53030223 has 12 divisors (see below), whose sum is σ = 78381160. Its totient is φ = 34531056.
The previous prime is 53030207. The next prime is 53030267. The reversal of 53030223 is 32203035.
It is not a de Polignac number, because 53030223 - 24 = 53030207 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 53030196 and 53030205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53030623) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68128 + ... + 68901.
Almost surely, 253030223 is an apocalyptic number.
53030223 is a deficient number, since it is larger than the sum of its proper divisors (25350937).
53030223 is a wasteful number, since it uses less digits than its factorization.
53030223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137078 (or 137075 counting only the distinct ones).
The product of its (nonzero) digits is 540, while the sum is 18.
The square root of 53030223 is about 7282.1853176090. The cubic root of 53030223 is about 375.6999619956.
Adding to 53030223 its reverse (32203035), we get a palindrome (85233258).
The spelling of 53030223 in words is "fifty-three million, thirty thousand, two hundred twenty-three".
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