Base | Representation |
---|---|
bin | 110111000011… |
… | …0111100000110 |
3 | 2000022110022202 |
4 | 1232012330012 |
5 | 24342124022 |
6 | 2510354502 |
7 | 500225240 |
oct | 156067406 |
9 | 60273282 |
10 | 28864262 |
11 | 15325169 |
12 | 97bba32 |
13 | 5c9805b |
14 | 3b95090 |
15 | 2802592 |
hex | 1b86f06 |
28864262 has 8 divisors (see below), whose sum is σ = 49481616. Its totient is φ = 12370392.
The previous prime is 28864259. The next prime is 28864267. The reversal of 28864262 is 26246882.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28864267) 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 3 ways as a sum of consecutive naturals, for example, 1030853 + ... + 1030880.
It is an arithmetic number, because the mean of its divisors is an integer number (6185202).
Almost surely, 228864262 is an apocalyptic number.
28864262 is a deficient number, since it is larger than the sum of its proper divisors (20617354).
28864262 is a wasteful number, since it uses less digits than its factorization.
28864262 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2061742.
The product of its digits is 73728, while the sum is 38.
The square root of 28864262 is about 5372.5470681977. The cubic root of 28864262 is about 306.7515877504.
The spelling of 28864262 in words is "twenty-eight million, eight hundred sixty-four thousand, two hundred sixty-two".
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