Base | Representation |
---|---|
bin | 10111001001101… |
… | …110010100000100 |
3 | 1000001220000212210 |
4 | 113021232110010 |
5 | 1243414044324 |
6 | 102313143420 |
7 | 12424362204 |
oct | 2711562404 |
9 | 1001800783 |
10 | 388424964 |
11 | 18a28a474 |
12 | aa0bab70 |
13 | 6261ab75 |
14 | 39830404 |
15 | 24178d29 |
hex | 1726e504 |
388424964 has 24 divisors (see below), whose sum is σ = 930821248. Its totient is φ = 125975520.
The previous prime is 388424899. The next prime is 388424987. The reversal of 388424964 is 469424883.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.
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 in 7 ways as a sum of consecutive naturals, for example, 436972 + ... + 437859.
Almost surely, 2388424964 is an apocalyptic number.
It is an amenable number.
388424964 is an abundant number, since it is smaller than the sum of its proper divisors (542396284).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
388424964 is a wasteful number, since it uses less digits than its factorization.
388424964 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 874875 (or 874873 counting only the distinct ones).
The product of its digits is 1327104, while the sum is 48.
The square root of 388424964 is about 19708.4997906994. The cubic root of 388424964 is about 729.6294885910.
The spelling of 388424964 in words is "three hundred eighty-eight million, four hundred twenty-four thousand, nine hundred sixty-four".
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