Base | Representation |
---|---|
bin | 10000111110101… |
… | …01101001010100 |
3 | 100221000100010211 |
4 | 20133111221110 |
5 | 242430322402 |
6 | 22044455204 |
7 | 3346442062 |
oct | 1037255124 |
9 | 327010124 |
10 | 142432852 |
11 | 73443a01 |
12 | 3b84a504 |
13 | 2367c7c3 |
14 | 14cb9032 |
15 | c7874d7 |
hex | 87d5a54 |
142432852 has 12 divisors (see below), whose sum is σ = 255337236. Its totient is φ = 69479360.
The previous prime is 142432847. The next prime is 142432853. The reversal of 142432852 is 258234241.
142432852 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 41550916 + 100881936 = 6446^2 + 10044^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142432853) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 434083 + ... + 434410.
It is an arithmetic number, because the mean of its divisors is an integer number (21278103).
Almost surely, 2142432852 is an apocalyptic number.
It is an amenable number.
142432852 is a deficient number, since it is larger than the sum of its proper divisors (112904384).
142432852 is a wasteful number, since it uses less digits than its factorization.
142432852 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 868538 (or 868536 counting only the distinct ones).
The product of its digits is 15360, while the sum is 31.
The square root of 142432852 is about 11934.5235346871. The cubic root of 142432852 is about 522.2399087080.
The spelling of 142432852 in words is "one hundred forty-two million, four hundred thirty-two thousand, eight hundred fifty-two".
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