Base | Representation |
---|---|
bin | 10000111101001… |
… | …00100111011000 |
3 | 100220122010122202 |
4 | 20132210213120 |
5 | 242402411044 |
6 | 22040305332 |
7 | 3344644424 |
oct | 1036444730 |
9 | 326563582 |
10 | 142232024 |
11 | 73317030 |
12 | 3b772248 |
13 | 2360c27c |
14 | 14c65b84 |
15 | c747c4e |
hex | 87a49d8 |
142232024 has 64 divisors (see below), whose sum is σ = 308361600. Its totient is φ = 60825600.
The previous prime is 142232017. The next prime is 142232039. The reversal of 142232024 is 420232241.
It is a super-2 number, since 2×1422320242 = 40459897302273152, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 142231987 and 142232005.
It is a congruent number.
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 15 ways as a sum of consecutive naturals, for example, 429539 + ... + 429869.
It is an arithmetic number, because the mean of its divisors is an integer number (4818150).
Almost surely, 2142232024 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 142232024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154180800).
142232024 is an abundant number, since it is smaller than the sum of its proper divisors (166129576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142232024 is a wasteful number, since it uses less digits than its factorization.
142232024 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 624 (or 620 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 20.
The square root of 142232024 is about 11926.1068249450. The cubic root of 142232024 is about 521.9943433375.
Adding to 142232024 its reverse (420232241), we get a palindrome (562464265).
The spelling of 142232024 in words is "one hundred forty-two million, two hundred thirty-two thousand, twenty-four".
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