Base | Representation |
---|---|
bin | 1010011111000… |
… | …11011001011100 |
3 | 20010111222212100 |
4 | 11033203121130 |
5 | 140004310403 |
6 | 12421205100 |
7 | 2115450363 |
oct | 517433134 |
9 | 203458770 |
10 | 87963228 |
11 | 45720091 |
12 | 25560790 |
13 | 152bab62 |
14 | b97a7da |
15 | 7ac82a3 |
hex | 53e365c |
87963228 has 36 divisors (see below), whose sum is σ = 225676360. Its totient is φ = 28882656.
The previous prime is 87963209. The next prime is 87963263. The reversal of 87963228 is 82236978.
87963228 is a `hidden beast` number, since 8 + 7 + 9 + 632 + 2 + 8 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15823 + ... + 20646.
Almost surely, 287963228 is an apocalyptic number.
It is an amenable number.
87963228 is an abundant number, since it is smaller than the sum of its proper divisors (137713132).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87963228 is a wasteful number, since it uses less digits than its factorization.
87963228 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36546 (or 36541 counting only the distinct ones).
The product of its digits is 290304, while the sum is 45.
The square root of 87963228 is about 9378.8713606702. The cubic root of 87963228 is about 444.7340547885.
The spelling of 87963228 in words is "eighty-seven million, nine hundred sixty-three thousand, two hundred twenty-eight".
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