Base | Representation |
---|---|
bin | 110101011011… |
… | …0011010110011 |
3 | 1221201001201110 |
4 | 1222312122303 |
5 | 24132311123 |
6 | 2440204403 |
7 | 460040166 |
oct | 152663263 |
9 | 57631643 |
10 | 28010163 |
11 | 148a14a5 |
12 | 9469703 |
13 | 5a5937c |
14 | 3a11add |
15 | 26d4493 |
hex | 1ab66b3 |
28010163 has 16 divisors (see below), whose sum is σ = 38167200. Its totient is φ = 18266880.
The previous prime is 28010149. The next prime is 28010183. The reversal of 28010163 is 36101082.
It is not a de Polignac number, because 28010163 - 25 = 28010131 is a prime.
It is not an unprimeable number, because it can be changed into a prime (28010183) 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, 48943 + ... + 49511.
It is an arithmetic number, because the mean of its divisors is an integer number (2385450).
Almost surely, 228010163 is an apocalyptic number.
28010163 is a deficient number, since it is larger than the sum of its proper divisors (10157037).
28010163 is a wasteful number, since it uses less digits than its factorization.
28010163 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 902.
The product of its (nonzero) digits is 288, while the sum is 21.
The square root of 28010163 is about 5292.4628482399. The cubic root of 28010163 is about 303.6956318550.
It can be divided in two parts, 2801016 and 3, that multiplied together give a palindrome (8403048).
The spelling of 28010163 in words is "twenty-eight million, ten thousand, one hundred sixty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •