Base | Representation |
---|---|
bin | 111001011000… |
… | …0110001001000 |
3 | 2002121102201110 |
4 | 1302300301020 |
5 | 30200143133 |
6 | 2552450320 |
7 | 513465642 |
oct | 162606110 |
9 | 62542643 |
10 | 30084168 |
11 | 15a88754 |
12 | a0a99a0 |
13 | 63043aa |
14 | 3dd1892 |
15 | 2993c63 |
hex | 1cb0c48 |
30084168 has 32 divisors (see below), whose sum is σ = 75376800. Its totient is φ = 10005888.
The previous prime is 30084157. The next prime is 30084179. The reversal of 30084168 is 86148003.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (30084157) and next prime (30084179).
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, 12555 + ... + 14757.
It is an arithmetic number, because the mean of its divisors is an integer number (2355525).
Almost surely, 230084168 is an apocalyptic number.
It is an amenable number.
30084168 is an abundant number, since it is smaller than the sum of its proper divisors (45292632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30084168 is a wasteful number, since it uses less digits than its factorization.
30084168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2781 (or 2777 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 30.
The square root of 30084168 is about 5484.9036454618. The cubic root of 30084168 is about 311.0135676439.
The spelling of 30084168 in words is "thirty million, eighty-four thousand, one hundred sixty-eight".
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