Base | Representation |
---|---|
bin | 111010101101… |
… | …1101100001000 |
3 | 2010221000001221 |
4 | 1311123230020 |
5 | 30340044024 |
6 | 3015451424 |
7 | 522443020 |
oct | 165335410 |
9 | 63830057 |
10 | 30784264 |
11 | 16416745 |
12 | a386b74 |
13 | 64bac54 |
14 | 4134a80 |
15 | 2a813e4 |
hex | 1d5bb08 |
30784264 has 16 divisors (see below), whose sum is σ = 65966400. Its totient is φ = 13193232.
The previous prime is 30784261. The next prime is 30784291. The reversal of 30784264 is 46248703.
It is not an unprimeable number, because it can be changed into a prime (30784261) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274804 + ... + 274915.
It is an arithmetic number, because the mean of its divisors is an integer number (4122900).
Almost surely, 230784264 is an apocalyptic number.
It is an amenable number.
30784264 is an abundant number, since it is smaller than the sum of its proper divisors (35182136).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30784264 is a wasteful number, since it uses less digits than its factorization.
30784264 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 549732 (or 549728 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 34.
The square root of 30784264 is about 5548.3568738862. The cubic root of 30784264 is about 313.4076489890.
The spelling of 30784264 in words is "thirty million, seven hundred eighty-four thousand, two hundred sixty-four".
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