Base | Representation |
---|---|
bin | 110110110011… |
… | …1001001110100 |
3 | 2000001211201202 |
4 | 1231213021310 |
5 | 24323442233 |
6 | 2503512032 |
7 | 466143536 |
oct | 155471164 |
9 | 60054652 |
10 | 28734068 |
11 | 15246370 |
12 | 9758618 |
13 | 5c50a0c |
14 | 3b5d856 |
15 | 27c8be8 |
hex | 1b67274 |
28734068 has 24 divisors (see below), whose sum is σ = 55006560. Its totient is φ = 13025120.
The previous prime is 28734059. The next prime is 28734077. The reversal of 28734068 is 86043782.
It is an interprime number because it is at equal distance from previous prime (28734059) and next prime (28734077).
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, 21755 + ... + 23037.
It is an arithmetic number, because the mean of its divisors is an integer number (2291940).
Almost surely, 228734068 is an apocalyptic number.
It is an amenable number.
28734068 is a deficient number, since it is larger than the sum of its proper divisors (26272492).
28734068 is a wasteful number, since it uses less digits than its factorization.
28734068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1807 (or 1805 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 38.
The square root of 28734068 is about 5360.4167748413. The cubic root of 28734068 is about 306.2896853750.
The spelling of 28734068 in words is "twenty-eight million, seven hundred thirty-four thousand, sixty-eight".
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