Base | Representation |
---|---|
bin | 10000111110101… |
… | …11111000110000 |
3 | 100221000210201211 |
4 | 20133113320300 |
5 | 242431121112 |
6 | 22045005504 |
7 | 3346510615 |
oct | 1037277060 |
9 | 327023654 |
10 | 142442032 |
11 | 7344a897 |
12 | 3b853894 |
13 | 23683a35 |
14 | 14cbc50c |
15 | c78a0a7 |
hex | 87d7e30 |
142442032 has 20 divisors (see below), whose sum is σ = 277388496. Its totient is φ = 70857920.
The previous prime is 142442029. The next prime is 142442071. The reversal of 142442032 is 230244241.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 142441994 and 142442012.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19444 + ... + 25747.
Almost surely, 2142442032 is an apocalyptic number.
It is an amenable number.
142442032 is a deficient number, since it is larger than the sum of its proper divisors (134946464).
142442032 is a wasteful number, since it uses less digits than its factorization.
142442032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45396 (or 45390 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 22.
The square root of 142442032 is about 11934.9081270029. The cubic root of 142442032 is about 522.2511281688.
Adding to 142442032 its reverse (230244241), we get a palindrome (372686273).
The spelling of 142442032 in words is "one hundred forty-two million, four hundred forty-two thousand, thirty-two".
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