Base | Representation |
---|---|
bin | 11011001111010… |
… | …00010011110000 |
3 | 120220221121211020 |
4 | 31213220103300 |
5 | 431443230103 |
6 | 34401215440 |
7 | 5443103655 |
oct | 1547502360 |
9 | 526847736 |
10 | 228492528 |
11 | 107a83900 |
12 | 64631580 |
13 | 384520a4 |
14 | 224bbc2c |
15 | 150d6753 |
hex | d9e84f0 |
228492528 has 60 divisors (see below), whose sum is σ = 648828264. Its totient is φ = 69238400.
The previous prime is 228492527. The next prime is 228492547. The reversal of 228492528 is 825294822.
228492528 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 228492528.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228492527) 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, 13863 + ... + 25478.
Almost surely, 2228492528 is an apocalyptic number.
It is an amenable number.
228492528 is an abundant number, since it is smaller than the sum of its proper divisors (420335736).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228492528 is a wasteful number, since it uses less digits than its factorization.
228492528 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39374 (or 39357 counting only the distinct ones).
The product of its digits is 184320, while the sum is 42.
The square root of 228492528 is about 15115.9693040175. The cubic root of 228492528 is about 611.3510571829.
The spelling of 228492528 in words is "two hundred twenty-eight million, four hundred ninety-two thousand, five hundred twenty-eight".
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