Base | Representation |
---|---|
bin | 11011100101110… |
… | …10111011011110 |
3 | 121010111222222110 |
4 | 31302322323132 |
5 | 433222434012 |
6 | 34544454450 |
7 | 5510212200 |
oct | 1562727336 |
9 | 533458873 |
10 | 231452382 |
11 | 109715667 |
12 | 6561a426 |
13 | 38c4a395 |
14 | 22a4c770 |
15 | 154bd73c |
hex | dcbaede |
231452382 has 48 divisors (see below), whose sum is σ = 570168720. Its totient is φ = 62237952.
The previous prime is 231452327. The next prime is 231452387. The reversal of 231452382 is 283254132.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231452387) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18157 + ... + 28152.
It is an arithmetic number, because the mean of its divisors is an integer number (11878515).
Almost surely, 2231452382 is an apocalyptic number.
231452382 is an abundant number, since it is smaller than the sum of its proper divisors (338716338).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231452382 is a wasteful number, since it uses less digits than its factorization.
231452382 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46345 (or 46338 counting only the distinct ones).
The product of its digits is 11520, while the sum is 30.
The square root of 231452382 is about 15213.5591496533. The cubic root of 231452382 is about 613.9795198777.
The spelling of 231452382 in words is "two hundred thirty-one million, four hundred fifty-two thousand, three hundred eighty-two".
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