Base | Representation |
---|---|
bin | 110111000111… |
… | …0010111100110 |
3 | 2000101000001212 |
4 | 1232032113212 |
5 | 24344112234 |
6 | 2511151422 |
7 | 500413043 |
oct | 156162746 |
9 | 60330055 |
10 | 28894694 |
11 | 15346014 |
12 | 9815572 |
13 | 5ca8b6a |
14 | 3ba21ca |
15 | 280b5ce |
hex | 1b8e5e6 |
28894694 has 4 divisors (see below), whose sum is σ = 43342044. Its totient is φ = 14447346.
The previous prime is 28894681. The next prime is 28894703. The reversal of 28894694 is 49649882.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7223672 + ... + 7223675.
It is an arithmetic number, because the mean of its divisors is an integer number (10835511).
Almost surely, 228894694 is an apocalyptic number.
28894694 is a deficient number, since it is larger than the sum of its proper divisors (14447350).
28894694 is a wasteful number, since it uses less digits than its factorization.
28894694 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14447349.
The product of its digits is 995328, while the sum is 50.
The square root of 28894694 is about 5375.3784983013. The cubic root of 28894694 is about 306.8593540664.
The spelling of 28894694 in words is "twenty-eight million, eight hundred ninety-four thousand, six hundred ninety-four".
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