Base | Representation |
---|---|
bin | 111010001111… |
… | …1110100010000 |
3 | 2010110112122222 |
4 | 1310133310100 |
5 | 30304222044 |
6 | 3010320212 |
7 | 520402025 |
oct | 164376420 |
9 | 63415588 |
10 | 30539024 |
11 | 1626946a |
12 | a289068 |
13 | 6433439 |
14 | 40ad54c |
15 | 2a338ee |
hex | 1d1fd10 |
30539024 has 20 divisors (see below), whose sum is σ = 60287436. Its totient is φ = 14980992.
The previous prime is 30538997. The next prime is 30539027. The reversal of 30539024 is 42093503.
It can be written as a sum of positive squares in 2 ways, for example, as 17808400 + 12730624 = 4220^2 + 3568^2 .
It is a junction number, because it is equal to n+sod(n) for n = 30538984 and 30539002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30539027) 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 3 ways as a sum of consecutive naturals, for example, 17159 + ... + 18854.
Almost surely, 230539024 is an apocalyptic number.
It is an amenable number.
30539024 is a deficient number, since it is larger than the sum of its proper divisors (29748412).
30539024 is a wasteful number, since it uses less digits than its factorization.
30539024 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36074 (or 36068 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 26.
The square root of 30539024 is about 5526.2124461515. The cubic root of 30539024 is about 312.5731847794.
The spelling of 30539024 in words is "thirty million, five hundred thirty-nine thousand, twenty-four".
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