Base | Representation |
---|---|
bin | 111010000100… |
… | …0110011001100 |
3 | 2010021202100021 |
4 | 1310020303030 |
5 | 30243212443 |
6 | 3004311524 |
7 | 516530125 |
oct | 164106314 |
9 | 63252307 |
10 | 30444748 |
11 | 16204654 |
12 | a2425a4 |
13 | 63cc559 |
14 | 408704c |
15 | 2a159ed |
hex | 1d08ccc |
30444748 has 6 divisors (see below), whose sum is σ = 53278316. Its totient is φ = 15222372.
The previous prime is 30444719. The next prime is 30444749. The reversal of 30444748 is 84744403.
It is not an unprimeable number, because it can be changed into a prime (30444749) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3805590 + ... + 3805597.
Almost surely, 230444748 is an apocalyptic number.
It is an amenable number.
30444748 is a deficient number, since it is larger than the sum of its proper divisors (22833568).
30444748 is a wasteful number, since it uses less digits than its factorization.
30444748 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7611191 (or 7611189 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 34.
The square root of 30444748 is about 5517.6759600397. The cubic root of 30444748 is about 312.2512084881.
The spelling of 30444748 in words is "thirty million, four hundred forty-four thousand, seven hundred forty-eight".
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