Base | Representation |
---|---|
bin | 10001000010100… |
… | …011101010101110 |
3 | 201220221100211021 |
4 | 101002203222232 |
5 | 1041141224204 |
6 | 44211244354 |
7 | 10040652202 |
oct | 2102435256 |
9 | 656840737 |
10 | 285883054 |
11 | 137412196 |
12 | 7b8a96ba |
13 | 472c7392 |
14 | 29d7ab02 |
15 | 1a171154 |
hex | 110a3aae |
285883054 has 32 divisors (see below), whose sum is σ = 463970304. Its totient is φ = 131725440.
The previous prime is 285883043. The next prime is 285883057. The reversal of 285883054 is 450388582.
It is a self number, because there is not a number n which added to its sum of digits gives 285883054.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (285883057) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 617227 + ... + 617689.
It is an arithmetic number, because the mean of its divisors is an integer number (14499072).
Almost surely, 2285883054 is an apocalyptic number.
285883054 is a deficient number, since it is larger than the sum of its proper divisors (178087250).
285883054 is a wasteful number, since it uses less digits than its factorization.
285883054 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 952.
The product of its (nonzero) digits is 307200, while the sum is 43.
The square root of 285883054 is about 16908.0765907894. The cubic root of 285883054 is about 658.7634130543.
The spelling of 285883054 in words is "two hundred eighty-five million, eight hundred eighty-three thousand, fifty-four".
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