Base | Representation |
---|---|
bin | 111001110101… |
… | …0100010111000 |
3 | 2010001110100111 |
4 | 1303222202320 |
5 | 30230231244 |
6 | 3001514104 |
7 | 515502622 |
oct | 163524270 |
9 | 63043314 |
10 | 30320824 |
11 | 1612a536 |
12 | a1a2934 |
13 | 6388021 |
14 | 4053c12 |
15 | 29dde34 |
hex | 1cea8b8 |
30320824 has 8 divisors (see below), whose sum is σ = 56851560. Its totient is φ = 15160408.
The previous prime is 30320803. The next prime is 30320833. The reversal of 30320824 is 42802303.
It is a tau number, because it is divible by the number of its divisors (8).
It is a junction number, because it is equal to n+sod(n) for n = 30320795 and 30320804.
It is a congruent number.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 1895044 + ... + 1895059.
It is an arithmetic number, because the mean of its divisors is an integer number (7106445).
Almost surely, 230320824 is an apocalyptic number.
It is an amenable number.
30320824 is a deficient number, since it is larger than the sum of its proper divisors (26530736).
30320824 is a wasteful number, since it uses less digits than its factorization.
30320824 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3790109 (or 3790105 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 22.
The square root of 30320824 is about 5506.4347812355. The cubic root of 30320824 is about 311.8269640999.
The spelling of 30320824 in words is "thirty million, three hundred twenty thousand, eight hundred twenty-four".
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