Base | Representation |
---|---|
bin | 1011110000010100100 |
3 | 201120101020 |
4 | 1132002210 |
5 | 44311223 |
6 | 12131140 |
7 | 3162666 |
oct | 1360244 |
9 | 646336 |
10 | 385188 |
11 | 243441 |
12 | 166ab0 |
13 | 10642b |
14 | a0536 |
15 | 791e3 |
hex | 5e0a4 |
385188 has 12 divisors (see below), whose sum is σ = 898800. Its totient is φ = 128392.
The previous prime is 385171. The next prime is 385193. The reversal of 385188 is 881583.
It is a tau number, because it is divible by the number of its divisors (12).
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 385188.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16038 + ... + 16061.
It is an arithmetic number, because the mean of its divisors is an integer number (74900).
2385188 is an apocalyptic number.
It is an amenable number.
385188 is an abundant number, since it is smaller than the sum of its proper divisors (513612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
385188 is a wasteful number, since it uses less digits than its factorization.
385188 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32106 (or 32104 counting only the distinct ones).
The product of its digits is 7680, while the sum is 33.
The square root of 385188 is about 620.6351585271. The cubic root of 385188 is about 72.7597027717.
The spelling of 385188 in words is "three hundred eighty-five thousand, one hundred eighty-eight".
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