Base | Representation |
---|---|
bin | 10111001101111… |
… | …100010100101100 |
3 | 1000010222012222021 |
4 | 113031330110230 |
5 | 1244204442144 |
6 | 102352555524 |
7 | 12436646446 |
oct | 2715742454 |
9 | 1003865867 |
10 | 389530924 |
11 | 18a975392 |
12 | aa552ba4 |
13 | 62917393 |
14 | 39a3b496 |
15 | 242e6884 |
hex | 1737c52c |
389530924 has 12 divisors (see below), whose sum is σ = 696183264. Its totient is φ = 190621424.
The previous prime is 389530907. The next prime is 389530927. The reversal of 389530924 is 429035983.
It is not an unprimeable number, because it can be changed into a prime (389530927) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1035799 + ... + 1036174.
It is an arithmetic number, because the mean of its divisors is an integer number (58015272).
Almost surely, 2389530924 is an apocalyptic number.
It is an amenable number.
389530924 is a deficient number, since it is larger than the sum of its proper divisors (306652340).
389530924 is a wasteful number, since it uses less digits than its factorization.
389530924 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2072024 (or 2072022 counting only the distinct ones).
The product of its (nonzero) digits is 233280, while the sum is 43.
The square root of 389530924 is about 19736.5377916189. The cubic root of 389530924 is about 730.3213222329.
The spelling of 389530924 in words is "three hundred eighty-nine million, five hundred thirty thousand, nine hundred twenty-four".
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