Base | Representation |
---|---|
bin | 111010000110… |
… | …0100001111100 |
3 | 2010022112022012 |
4 | 1310030201330 |
5 | 30244210103 |
6 | 3004510352 |
7 | 516622514 |
oct | 164144174 |
9 | 63275265 |
10 | 30460028 |
11 | 16215085 |
12 | a24b3b8 |
13 | 64064b1 |
14 | 408c844 |
15 | 2a1a2d8 |
hex | 1d0c87c |
30460028 has 24 divisors (see below), whose sum is σ = 55017312. Its totient is φ = 14745024.
The previous prime is 30460019. The next prime is 30460033. The reversal of 30460028 is 82006403.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 30459985 and 30460012.
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, 40625 + ... + 41367.
It is an arithmetic number, because the mean of its divisors is an integer number (2292388).
Almost surely, 230460028 is an apocalyptic number.
It is an amenable number.
30460028 is a deficient number, since it is larger than the sum of its proper divisors (24557284).
30460028 is a wasteful number, since it uses less digits than its factorization.
30460028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1061 (or 1059 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 23.
The square root of 30460028 is about 5519.0604272829. The cubic root of 30460028 is about 312.3034386295.
The spelling of 30460028 in words is "thirty million, four hundred sixty thousand, twenty-eight".
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