Base | Representation |
---|---|
bin | 1011110111101000100 |
3 | 201202111220 |
4 | 1132331010 |
5 | 44421212 |
6 | 12200340 |
7 | 3206625 |
oct | 1367504 |
9 | 652456 |
10 | 388932 |
11 | 246235 |
12 | 1690b0 |
13 | 10804b |
14 | a1a4c |
15 | 7a38c |
hex | 5ef44 |
388932 has 12 divisors (see below), whose sum is σ = 907536. Its totient is φ = 129640.
The previous prime is 388931. The next prime is 388933. The reversal of 388932 is 239883.
It is an interprime number because it is at equal distance from previous prime (388931) and next prime (388933).
It is a tau number, because it is divible by the number of its divisors (12).
It is a junction number, because it is equal to n+sod(n) for n = 388893 and 388902.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 388932.
It is not an unprimeable number, because it can be changed into a prime (388931) 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 in 3 ways as a sum of consecutive naturals, for example, 16194 + ... + 16217.
It is an arithmetic number, because the mean of its divisors is an integer number (75628).
2388932 is an apocalyptic number.
It is an amenable number.
388932 is an abundant number, since it is smaller than the sum of its proper divisors (518604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
388932 is a wasteful number, since it uses less digits than its factorization.
388932 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32418 (or 32416 counting only the distinct ones).
The product of its digits is 10368, while the sum is 33.
The square root of 388932 is about 623.6441292917. The cubic root of 388932 is about 72.9946827928.
The spelling of 388932 in words is "three hundred eighty-eight thousand, nine hundred thirty-two".
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