Base | Representation |
---|---|
bin | 1100101100111… |
… | …1110110111101 |
3 | 10201020220200100 |
4 | 3023033312331 |
5 | 102114431224 |
6 | 5141551313 |
7 | 1214605554 |
oct | 313176675 |
9 | 121226610 |
10 | 53280189 |
11 | 28091216 |
12 | 15a15539 |
13 | b066451 |
14 | 710cd9b |
15 | 4a26ac9 |
hex | 32cfdbd |
53280189 has 12 divisors (see below), whose sum is σ = 77549472. Its totient is φ = 35248200.
The previous prime is 53280173. The next prime is 53280191. The reversal of 53280189 is 98108235.
It is not a de Polignac number, because 53280189 - 24 = 53280173 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53280109) 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, 21417 + ... + 23774.
It is an arithmetic number, because the mean of its divisors is an integer number (6462456).
Almost surely, 253280189 is an apocalyptic number.
It is an amenable number.
53280189 is a deficient number, since it is larger than the sum of its proper divisors (24269283).
53280189 is a wasteful number, since it uses less digits than its factorization.
53280189 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45328 (or 45325 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 36.
The square root of 53280189 is about 7299.3279827666. The cubic root of 53280189 is about 376.2893431705.
The spelling of 53280189 in words is "fifty-three million, two hundred eighty thousand, one hundred eighty-nine".
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