Base | Representation |
---|---|
bin | 111010001110… |
… | …0010111101000 |
3 | 2010102211022000 |
4 | 1310130113220 |
5 | 30303244104 |
6 | 3010131000 |
7 | 520312614 |
oct | 164342750 |
9 | 63384260 |
10 | 30524904 |
11 | 162598a3 |
12 | a280a60 |
13 | 6429b97 |
14 | 40a8344 |
15 | 2a2e639 |
hex | 1d1c5e8 |
30524904 has 32 divisors (see below), whose sum is σ = 84792000. Its totient is φ = 10174896.
The previous prime is 30524903. The next prime is 30524929. The reversal of 30524904 is 40942503.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (30524903) 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 7 ways as a sum of consecutive naturals, for example, 70444 + ... + 70875.
It is an arithmetic number, because the mean of its divisors is an integer number (2649750).
Almost surely, 230524904 is an apocalyptic number.
It is an amenable number.
30524904 is an abundant number, since it is smaller than the sum of its proper divisors (54267096).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30524904 is a wasteful number, since it uses less digits than its factorization.
30524904 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 141334 (or 141324 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 27.
The square root of 30524904 is about 5524.9347507459. The cubic root of 30524904 is about 312.5250036527.
The spelling of 30524904 in words is "thirty million, five hundred twenty-four thousand, nine hundred four".
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