Base | Representation |
---|---|
bin | 110110111101… |
… | …1011011001110 |
3 | 2000020001122002 |
4 | 1231323123032 |
5 | 24334121402 |
6 | 2505352302 |
7 | 466640606 |
oct | 155733316 |
9 | 60201562 |
10 | 28817102 |
11 | 152a2796 |
12 | 9798692 |
13 | 5c7c752 |
14 | 3b81c06 |
15 | 27e3602 |
hex | 1b7b6ce |
28817102 has 16 divisors (see below), whose sum is σ = 44416512. Its totient is φ = 14017080.
The previous prime is 28817101. The next prime is 28817177. The reversal of 28817102 is 20171882.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28817101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9827 + ... + 12417.
It is an arithmetic number, because the mean of its divisors is an integer number (2776032).
Almost surely, 228817102 is an apocalyptic number.
28817102 is a deficient number, since it is larger than the sum of its proper divisors (15599410).
28817102 is a wasteful number, since it uses less digits than its factorization.
28817102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2743.
The product of its (nonzero) digits is 1792, while the sum is 29.
The square root of 28817102 is about 5368.1562942970. The cubic root of 28817102 is about 306.5844342106.
Adding to 28817102 its reverse (20171882), we get a palindrome (48988984).
The spelling of 28817102 in words is "twenty-eight million, eight hundred seventeen thousand, one hundred two".
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