Base | Representation |
---|---|
bin | 111010111110… |
… | …1110111111100 |
3 | 2011012010010212 |
4 | 1311331313330 |
5 | 30404034114 |
6 | 3022451552 |
7 | 523565156 |
oct | 165756774 |
9 | 64163125 |
10 | 30924284 |
11 | 16501966 |
12 | a433bb8 |
13 | 65398c1 |
14 | 416dad6 |
15 | 2aacb3e |
hex | 1d7ddfc |
30924284 has 12 divisors (see below), whose sum is σ = 54624024. Its totient is φ = 15317424.
The previous prime is 30924251. The next prime is 30924287. The reversal of 30924284 is 48242903.
It is a super-2 number, since 2×309242842 = 1912622681825312, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 30924284.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30924287) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35699 + ... + 36554.
It is an arithmetic number, because the mean of its divisors is an integer number (4552002).
Almost surely, 230924284 is an apocalyptic number.
It is an amenable number.
30924284 is a deficient number, since it is larger than the sum of its proper divisors (23699740).
30924284 is a wasteful number, since it uses less digits than its factorization.
30924284 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72364 (or 72362 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 32.
The square root of 30924284 is about 5560.9607083669. The cubic root of 30924284 is about 313.8821010578.
The spelling of 30924284 in words is "thirty million, nine hundred twenty-four thousand, two hundred eighty-four".
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