Base | Representation |
---|---|
bin | 1010001110000… |
… | …0110001111110 |
3 | 2222122201000000 |
4 | 2203200301332 |
5 | 41433114432 |
6 | 4130415130 |
7 | 1030223115 |
oct | 243406176 |
9 | 88581000 |
10 | 42863742 |
11 | 22217189 |
12 | 124314a6 |
13 | 8b5a17c |
14 | 599ac7c |
15 | 3b6a57c |
hex | 28e0c7e |
42863742 has 28 divisors (see below), whose sum is σ = 96402600. Its totient is φ = 14287428.
The previous prime is 42863707. The next prime is 42863761. The reversal of 42863742 is 24736824.
42863742 is a `hidden beast` number, since 4 + 286 + 374 + 2 = 666.
42863742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 42863697 and 42863706.
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 13 ways as a sum of consecutive naturals, for example, 13242 + ... + 16157.
It is an arithmetic number, because the mean of its divisors is an integer number (3442950).
Almost surely, 242863742 is an apocalyptic number.
42863742 is an abundant number, since it is smaller than the sum of its proper divisors (53538858).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42863742 is an equidigital number, since it uses as much as digits as its factorization.
42863742 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29419 (or 29404 counting only the distinct ones).
The product of its digits is 64512, while the sum is 36.
The square root of 42863742 is about 6547.0407055402. The cubic root of 42863742 is about 349.9693633047.
The spelling of 42863742 in words is "forty-two million, eight hundred sixty-three thousand, seven hundred forty-two".
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