Base | Representation |
---|---|
bin | 11011100110110… |
… | …10100110100000 |
3 | 121010202120221021 |
4 | 31303122212200 |
5 | 433241111422 |
6 | 34551335224 |
7 | 5511262336 |
oct | 1563324640 |
9 | 533676837 |
10 | 231582112 |
11 | 1097a4083 |
12 | 65681514 |
13 | 38c94448 |
14 | 22a83b56 |
15 | 154e6dc7 |
hex | dcda9a0 |
231582112 has 24 divisors (see below), whose sum is σ = 468252036. Its totient is φ = 112660992.
The previous prime is 231582053. The next prime is 231582119. The reversal of 231582112 is 211285132.
231582112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 184851216 + 46730896 = 13596^2 + 6836^2 .
It is not an unprimeable number, because it can be changed into a prime (231582119) 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, 96613 + ... + 98980.
Almost surely, 2231582112 is an apocalyptic number.
It is an amenable number.
231582112 is an abundant number, since it is smaller than the sum of its proper divisors (236669924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231582112 is a wasteful number, since it uses less digits than its factorization.
231582112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 195640 (or 195632 counting only the distinct ones).
The product of its digits is 960, while the sum is 25.
The square root of 231582112 is about 15217.8221832166. The cubic root of 231582112 is about 614.0942111234.
The spelling of 231582112 in words is "two hundred thirty-one million, five hundred eighty-two thousand, one hundred twelve".
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