Base | Representation |
---|---|
bin | 1011110000001111000 |
3 | 201120022121 |
4 | 1132001320 |
5 | 44311034 |
6 | 12131024 |
7 | 3162604 |
oct | 1360170 |
9 | 646277 |
10 | 385144 |
11 | 243401 |
12 | 166a74 |
13 | 1063c6 |
14 | a0504 |
15 | 791b4 |
hex | 5e078 |
385144 has 16 divisors (see below), whose sum is σ = 745920. Its totient is φ = 186240.
The previous prime is 385141. The next prime is 385153. The reversal of 385144 is 441583.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (385141) 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, 529 + ... + 1024.
It is an arithmetic number, because the mean of its divisors is an integer number (46620).
2385144 is an apocalyptic number.
It is an amenable number.
385144 is a deficient number, since it is larger than the sum of its proper divisors (360776).
385144 is a wasteful number, since it uses less digits than its factorization.
385144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1590 (or 1586 counting only the distinct ones).
The product of its digits is 1920, while the sum is 25.
The square root of 385144 is about 620.5997099580. The cubic root of 385144 is about 72.7569322209.
It can be divided in two parts, 385 and 144, that added together give a square (529 = 232).
The spelling of 385144 in words is "three hundred eighty-five thousand, one hundred forty-four".
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