Base | Representation |
---|---|
bin | 10001000011000… |
… | …001111100000010 |
3 | 201221011122220102 |
4 | 101003001330002 |
5 | 1041204211132 |
6 | 44214042402 |
7 | 10042006526 |
oct | 2103017402 |
9 | 657148812 |
10 | 286007042 |
11 | 137497362 |
12 | 7b949402 |
13 | 4733b949 |
14 | 29dadd86 |
15 | 1a197c62 |
hex | 110c1f02 |
286007042 has 4 divisors (see below), whose sum is σ = 429010566. Its totient is φ = 143003520.
The previous prime is 286007017. The next prime is 286007063. The reversal of 286007042 is 240700682.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 240700682 = 2 ⋅120350341.
It can be written as a sum of positive squares in only one way, i.e., 280194121 + 5812921 = 16739^2 + 2411^2 .
It is a junction number, because it is equal to n+sod(n) for n = 286006996 and 286007014.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71501759 + ... + 71501762.
Almost surely, 2286007042 is an apocalyptic number.
286007042 is a deficient number, since it is larger than the sum of its proper divisors (143003524).
286007042 is a wasteful number, since it uses less digits than its factorization.
286007042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 143003523.
The product of its (nonzero) digits is 5376, while the sum is 29.
The square root of 286007042 is about 16911.7427251008. The cubic root of 286007042 is about 658.8586349194.
The spelling of 286007042 in words is "two hundred eighty-six million, seven thousand, forty-two".
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