Base | Representation |
---|---|
bin | 10000111111110… |
… | …011111011100001 |
3 | 201212120210102020 |
4 | 100333303323201 |
5 | 1041000210413 |
6 | 44144012053 |
7 | 10031563455 |
oct | 2077637341 |
9 | 655523366 |
10 | 285163233 |
11 | 136a703a3 |
12 | 7b601029 |
13 | 47104854 |
14 | 29c30665 |
15 | 1a07cc23 |
hex | 10ff3ee1 |
285163233 has 8 divisors (see below), whose sum is σ = 380577600. Its totient is φ = 189928848.
The previous prime is 285163231. The next prime is 285163237. The reversal of 285163233 is 332361582.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 285163233 - 21 = 285163231 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 285163194 and 285163203.
It is not an unprimeable number, because it can be changed into a prime (285163231) 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, 41253 + ... + 47666.
It is an arithmetic number, because the mean of its divisors is an integer number (47572200).
Almost surely, 2285163233 is an apocalyptic number.
It is an amenable number.
285163233 is a deficient number, since it is larger than the sum of its proper divisors (95414367).
285163233 is a wasteful number, since it uses less digits than its factorization.
285163233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89991.
The product of its digits is 25920, while the sum is 33.
The square root of 285163233 is about 16886.7768683073. The cubic root of 285163233 is about 658.2100512551.
The spelling of 285163233 in words is "two hundred eighty-five million, one hundred sixty-three thousand, two hundred thirty-three".
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