Base | Representation |
---|---|
bin | 110111001111… |
… | …0001101000000 |
3 | 2000111022001000 |
4 | 1232132031000 |
5 | 24403201202 |
6 | 2512412000 |
7 | 501103116 |
oct | 156361500 |
9 | 60438030 |
10 | 28959552 |
11 | 1538a816 |
12 | 9847000 |
13 | 5ccc53b |
14 | 3bbbab6 |
15 | 282091c |
hex | 1b9e340 |
28959552 has 56 divisors (see below), whose sum is σ = 85140800. Its totient is φ = 9652608.
The previous prime is 28959533. The next prime is 28959563. The reversal of 28959552 is 25595982.
28959552 is a `hidden beast` number, since 2 + 8 + 9 + 595 + 52 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 28959498 and 28959507.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6652 + ... + 10107.
Almost surely, 228959552 is an apocalyptic number.
It is an amenable number.
28959552 is an abundant number, since it is smaller than the sum of its proper divisors (56181248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28959552 is a wasteful number, since it uses less digits than its factorization.
28959552 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16780 (or 16764 counting only the distinct ones).
The product of its digits is 324000, while the sum is 45.
The square root of 28959552 is about 5381.4079941963. The cubic root of 28959552 is about 307.0887780963.
The spelling of 28959552 in words is "twenty-eight million, nine hundred fifty-nine thousand, five hundred fifty-two".
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