Base | Representation |
---|---|
bin | 10001000011111… |
… | …11111110011010 |
3 | 100222022210011110 |
4 | 20201333332122 |
5 | 243120134042 |
6 | 22111441150 |
7 | 3355406103 |
oct | 1041777632 |
9 | 328283143 |
10 | 143130522 |
11 | 73880097 |
12 | 3bb261b6 |
13 | 23865222 |
14 | 1501b3aa |
15 | c87409c |
hex | 887ff9a |
143130522 has 16 divisors (see below), whose sum is σ = 290954592. Its totient is φ = 46927920.
The previous prime is 143130517. The next prime is 143130529. The reversal of 143130522 is 225031341.
143130522 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (143130529) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195168 + ... + 195899.
It is an arithmetic number, because the mean of its divisors is an integer number (18184662).
Almost surely, 2143130522 is an apocalyptic number.
143130522 is an abundant number, since it is smaller than the sum of its proper divisors (147824070).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143130522 is a wasteful number, since it uses less digits than its factorization.
143130522 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 391133.
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 143130522 is about 11963.7168973526. The cubic root of 143130522 is about 523.0912053781.
Adding to 143130522 its reverse (225031341), we get a palindrome (368161863).
The spelling of 143130522 in words is "one hundred forty-three million, one hundred thirty thousand, five hundred twenty-two".
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