Base | Representation |
---|---|
bin | 110111010011… |
… | …0011000100110 |
3 | 2000120000000010 |
4 | 1232212120212 |
5 | 24410234222 |
6 | 2513231050 |
7 | 501302610 |
oct | 156463046 |
9 | 60500003 |
10 | 28993062 |
11 | 15402a0a |
12 | 9862486 |
13 | 6011877 |
14 | 3bc9db0 |
15 | 282a80c |
hex | 1ba6626 |
28993062 has 32 divisors (see below), whose sum is σ = 67076352. Its totient is φ = 8182944.
The previous prime is 28993049. The next prime is 28993093. The reversal of 28993062 is 26039982.
It is a self number, because there is not a number n which added to its sum of digits gives 28993062.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 673 + ... + 7644.
It is an arithmetic number, because the mean of its divisors is an integer number (2096136).
Almost surely, 228993062 is an apocalyptic number.
28993062 is an abundant number, since it is smaller than the sum of its proper divisors (38083290).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28993062 is a wasteful number, since it uses less digits than its factorization.
28993062 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8412.
The product of its (nonzero) digits is 46656, while the sum is 39.
The square root of 28993062 is about 5384.5205914733. The cubic root of 28993062 is about 307.2071797706.
The spelling of 28993062 in words is "twenty-eight million, nine hundred ninety-three thousand, sixty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •