Base | Representation |
---|---|
bin | 111010011010… |
… | …0110000101110 |
3 | 2010121220100101 |
4 | 1310310300232 |
5 | 30314443224 |
6 | 3012221314 |
7 | 521210113 |
oct | 164646056 |
9 | 63556311 |
10 | 30624814 |
11 | 16317970 |
12 | a30a83a |
13 | 64634bc |
14 | 40d290a |
15 | 2a4e044 |
hex | 1d34c2e |
30624814 has 16 divisors (see below), whose sum is σ = 50802480. Its totient is φ = 13728960.
The previous prime is 30624779. The next prime is 30624817. The reversal of 30624814 is 41842603.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30624817) 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, 7929 + ... + 11140.
It is an arithmetic number, because the mean of its divisors is an integer number (3175155).
Almost surely, 230624814 is an apocalyptic number.
30624814 is a deficient number, since it is larger than the sum of its proper divisors (20177666).
30624814 is a wasteful number, since it uses less digits than its factorization.
30624814 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19155.
The product of its (nonzero) digits is 4608, while the sum is 28.
The square root of 30624814 is about 5533.9691000222. The cubic root of 30624814 is about 312.8656038880.
The spelling of 30624814 in words is "thirty million, six hundred twenty-four thousand, eight hundred fourteen".
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