Base | Representation |
---|---|
bin | 11011100101100… |
… | …01000110100100 |
3 | 121010102221202201 |
4 | 31302301012210 |
5 | 433220142012 |
6 | 34543544244 |
7 | 5506653640 |
oct | 1562610644 |
9 | 533387681 |
10 | 231412132 |
11 | 1096983a6 |
12 | 655bb084 |
13 | 38c34c73 |
14 | 22a3bc20 |
15 | 154b1857 |
hex | dcb11a4 |
231412132 has 24 divisors (see below), whose sum is σ = 463339520. Its totient is φ = 99066240.
The previous prime is 231412127. The next prime is 231412133. The reversal of 231412132 is 231214132.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (231412133) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24157 + ... + 32347.
Almost surely, 2231412132 is an apocalyptic number.
It is an amenable number.
231412132 is an abundant number, since it is smaller than the sum of its proper divisors (231927388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231412132 is a wasteful number, since it uses less digits than its factorization.
231412132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9211 (or 9209 counting only the distinct ones).
The product of its digits is 288, while the sum is 19.
The square root of 231412132 is about 15212.2362590120. The cubic root of 231412132 is about 613.9439270873.
Adding to 231412132 its reverse (231214132), we get a palindrome (462626264).
The spelling of 231412132 in words is "two hundred thirty-one million, four hundred twelve thousand, one hundred thirty-two".
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