Base | Representation |
---|---|
bin | 110111001111… |
… | …1011010010011 |
3 | 2000111112211020 |
4 | 1232133122103 |
5 | 24403330444 |
6 | 2512450523 |
7 | 501123414 |
oct | 156373223 |
9 | 60445736 |
10 | 28964499 |
11 | 15393503 |
12 | 9849a43 |
13 | 6001875 |
14 | 3bbd80b |
15 | 2822119 |
hex | 1b9f693 |
28964499 has 16 divisors (see below), whose sum is σ = 39887232. Its totient is φ = 18684288.
The previous prime is 28964497. The next prime is 28964539. The reversal of 28964499 is 99446982.
It is a happy number.
It is not a de Polignac number, because 28964499 - 21 = 28964497 is a prime.
It is not an unprimeable number, because it can be changed into a prime (28964497) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13584 + ... + 15570.
It is an arithmetic number, because the mean of its divisors is an integer number (2492952).
Almost surely, 228964499 is an apocalyptic number.
28964499 is a deficient number, since it is larger than the sum of its proper divisors (10922733).
28964499 is a wasteful number, since it uses less digits than its factorization.
28964499 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2146.
The product of its digits is 1119744, while the sum is 51.
The square root of 28964499 is about 5381.8676126415. The cubic root of 28964499 is about 307.1062631929.
The spelling of 28964499 in words is "twenty-eight million, nine hundred sixty-four thousand, four hundred ninety-nine".
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