Base | Representation |
---|---|
bin | 11011100101101… |
… | …00000001110001 |
3 | 121010110120012110 |
4 | 31302310001301 |
5 | 433221032423 |
6 | 34544115533 |
7 | 5510033604 |
oct | 1562640161 |
9 | 533416173 |
10 | 231424113 |
11 | 1096a63a8 |
12 | 65605ba9 |
13 | 38c3a55b |
14 | 22a4233b |
15 | 154b5193 |
hex | dcb4071 |
231424113 has 16 divisors (see below), whose sum is σ = 314202240. Its totient is φ = 151490304.
The previous prime is 231424103. The next prime is 231424117. The reversal of 231424113 is 311424132.
It is a de Polignac number, because none of the positive numbers 2k-231424113 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 231424113.
It is not an unprimeable number, because it can be changed into a prime (231424117) 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 15 ways as a sum of consecutive naturals, for example, 33820 + ... + 40082.
It is an arithmetic number, because the mean of its divisors is an integer number (19637640).
Almost surely, 2231424113 is an apocalyptic number.
It is an amenable number.
231424113 is a deficient number, since it is larger than the sum of its proper divisors (82778127).
231424113 is a wasteful number, since it uses less digits than its factorization.
231424113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6488.
The product of its digits is 576, while the sum is 21.
The square root of 231424113 is about 15212.6300487457. The cubic root of 231424113 is about 613.9545222323.
Adding to 231424113 its reverse (311424132), we get a palindrome (542848245).
The spelling of 231424113 in words is "two hundred thirty-one million, four hundred twenty-four thousand, one hundred thirteen".
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