Base | Representation |
---|---|
bin | 10000111111010… |
… | …111011010100010 |
3 | 201212100212012100 |
4 | 100333113122202 |
5 | 1040432441214 |
6 | 44141311230 |
7 | 10030566111 |
oct | 2077273242 |
9 | 655325170 |
10 | 285046434 |
11 | 1369a0672 |
12 | 7b565516 |
13 | 4709363a |
14 | 29bddc78 |
15 | 1a058309 |
hex | 10fd76a2 |
285046434 has 24 divisors (see below), whose sum is σ = 618314112. Its totient is φ = 94905720.
The previous prime is 285046403. The next prime is 285046451. The reversal of 285046434 is 434640582.
285046434 is a `hidden beast` number, since 2 + 8 + 5 + 0 + 4 + 643 + 4 = 666.
285046434 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×2850464342 = 162502939072232712, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7707 + ... + 25089.
It is an arithmetic number, because the mean of its divisors is an integer number (25763088).
Almost surely, 2285046434 is an apocalyptic number.
285046434 is an abundant number, since it is smaller than the sum of its proper divisors (333267678).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
285046434 is a wasteful number, since it uses less digits than its factorization.
285046434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18302 (or 18299 counting only the distinct ones).
The product of its (nonzero) digits is 92160, while the sum is 36.
The square root of 285046434 is about 16883.3182165118. The cubic root of 285046434 is about 658.1201743409.
It can be divided in two parts, 2850 and 46434, that added together give a square (49284 = 2222).
The spelling of 285046434 in words is "two hundred eighty-five million, forty-six thousand, four hundred thirty-four".
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