Base | Representation |
---|---|
bin | 10000111100011… |
… | …10111000110000 |
3 | 100220110121120110 |
4 | 20132032320300 |
5 | 242342034044 |
6 | 22034341320 |
7 | 3344124102 |
oct | 1036167060 |
9 | 326417513 |
10 | 142143024 |
11 | 73266181 |
12 | 3b72a840 |
13 | 235aa8ca |
14 | 14c41572 |
15 | c72b6b9 |
hex | 878ee30 |
142143024 has 40 divisors (see below), whose sum is σ = 371000560. Its totient is φ = 46891008.
The previous prime is 142143017. The next prime is 142143037. The reversal of 142143024 is 420341241.
It is an unprimeable number.
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, 10609 + ... + 19920.
It is an arithmetic number, because the mean of its divisors is an integer number (9275014).
Almost surely, 2142143024 is an apocalyptic number.
It is an amenable number.
142143024 is an abundant number, since it is smaller than the sum of its proper divisors (228857536).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142143024 is a wasteful number, since it uses less digits than its factorization.
142143024 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30637 (or 30631 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 21.
The square root of 142143024 is about 11922.3749311955. The cubic root of 142143024 is about 521.8854433661.
Adding to 142143024 its reverse (420341241), we get a palindrome (562484265).
The spelling of 142143024 in words is "one hundred forty-two million, one hundred forty-three thousand, twenty-four".
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