Base | Representation |
---|---|
bin | 110101111100… |
… | …1011100010110 |
3 | 1222020000022021 |
4 | 1223321130112 |
5 | 24220102234 |
6 | 2450123354 |
7 | 462262444 |
oct | 153713426 |
9 | 58200267 |
10 | 28284694 |
11 | 14a69789 |
12 | 958055a |
13 | 5b24309 |
14 | 3a83b94 |
15 | 273a9b4 |
hex | 1af9716 |
28284694 has 16 divisors (see below), whose sum is σ = 43545600. Its totient is φ = 13772584.
The previous prime is 28284677. The next prime is 28284709. The reversal of 28284694 is 49648282.
It is a self number, because there is not a number n which added to its sum of digits gives 28284694.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21837 + ... + 23095.
It is an arithmetic number, because the mean of its divisors is an integer number (2721600).
Almost surely, 228284694 is an apocalyptic number.
28284694 is a deficient number, since it is larger than the sum of its proper divisors (15260906).
28284694 is a wasteful number, since it uses less digits than its factorization.
28284694 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1547.
The product of its digits is 221184, while the sum is 43.
The square root of 28284694 is about 5318.3356419090. The cubic root of 28284694 is about 304.6845937693.
The spelling of 28284694 in words is "twenty-eight million, two hundred eighty-four thousand, six hundred ninety-four".
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