Base | Representation |
---|---|
bin | 111001100010… |
… | …1011100101010 |
3 | 2002202201220201 |
4 | 1303011130222 |
5 | 30210400444 |
6 | 2554342414 |
7 | 514300621 |
oct | 163053452 |
9 | 62681821 |
10 | 30168874 |
11 | 1603635a |
12 | a12aa0a |
13 | 6333b08 |
14 | 40146b8 |
15 | 29addd4 |
hex | 1cc572a |
30168874 has 16 divisors (see below), whose sum is σ = 46980000. Its totient is φ = 14512624.
The previous prime is 30168869. The next prime is 30168881. The reversal of 30168874 is 47886103.
It is a happy number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 19377 + ... + 20875.
It is an arithmetic number, because the mean of its divisors is an integer number (2936250).
Almost surely, 230168874 is an apocalyptic number.
30168874 is a deficient number, since it is larger than the sum of its proper divisors (16811126).
30168874 is a wasteful number, since it uses less digits than its factorization.
30168874 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1877.
The product of its (nonzero) digits is 32256, while the sum is 37.
The square root of 30168874 is about 5492.6199577251. The cubic root of 30168874 is about 311.3051942139.
The spelling of 30168874 in words is "thirty million, one hundred sixty-eight thousand, eight hundred seventy-four".
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