Base | Representation |
---|---|
bin | 11011100111100… |
… | …01010101010000 |
3 | 121010221022122120 |
4 | 31303301111100 |
5 | 433302101331 |
6 | 34553334240 |
7 | 5512130643 |
oct | 1563612520 |
9 | 533838576 |
10 | 231675216 |
11 | 109858023 |
12 | 65707380 |
13 | 38cc7936 |
14 | 22aa9a5a |
15 | 15514796 |
hex | dcf1550 |
231675216 has 40 divisors (see below), whose sum is σ = 599068800. Its totient is φ = 77150976.
The previous prime is 231675211. The next prime is 231675217. The reversal of 231675216 is 612576132.
231675216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231675211) 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, 74460 + ... + 77508.
It is an arithmetic number, because the mean of its divisors is an integer number (14976720).
Almost surely, 2231675216 is an apocalyptic number.
It is an amenable number.
231675216 is an abundant number, since it is smaller than the sum of its proper divisors (367393584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231675216 is a wasteful number, since it uses less digits than its factorization.
231675216 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4643 (or 4637 counting only the distinct ones).
The product of its digits is 15120, while the sum is 33.
The square root of 231675216 is about 15220.8809206301. The cubic root of 231675216 is about 614.1764957849.
The spelling of 231675216 in words is "two hundred thirty-one million, six hundred seventy-five thousand, two hundred sixteen".
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