Base | Representation |
---|---|
bin | 1011110000100000110 |
3 | 201120111212 |
4 | 1132010012 |
5 | 44312121 |
6 | 12131422 |
7 | 3163166 |
oct | 1360406 |
9 | 646455 |
10 | 385286 |
11 | 243520 |
12 | 166b72 |
13 | 1064a5 |
14 | a05a6 |
15 | 7925b |
hex | 5e106 |
385286 has 16 divisors (see below), whose sum is σ = 641088. Its totient is φ = 172200.
The previous prime is 385279. The next prime is 385289. The reversal of 385286 is 682583.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (385289) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1721 + ... + 1931.
It is an arithmetic number, because the mean of its divisors is an integer number (40068).
2385286 is an apocalyptic number.
385286 is a deficient number, since it is larger than the sum of its proper divisors (255802).
385286 is a wasteful number, since it uses less digits than its factorization.
385286 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 307.
The product of its digits is 11520, while the sum is 32.
The square root of 385286 is about 620.7141048824. The cubic root of 385286 is about 72.7658727859.
The spelling of 385286 in words is "three hundred eighty-five thousand, two hundred eighty-six".
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