Base | Representation |
---|---|
bin | 10100000011010111011… |
… | …00101000010010011110 |
3 | 2102212102201010020211120 |
4 | 22001223230220102132 |
5 | 42242033404110310 |
6 | 1244304544031410 |
7 | 100531050133314 |
oct | 12015354502236 |
9 | 2385381106746 |
10 | 689001628830 |
11 | 246227503649 |
12 | b1649302566 |
13 | 4cc84992ac8 |
14 | 254c273a0b4 |
15 | 12dc873ab70 |
hex | a06bb2849e |
689001628830 has 32 divisors (see below), whose sum is σ = 1660038184224. Its totient is φ = 183018848256.
The previous prime is 689001628829. The next prime is 689001628841. The reversal of 689001628830 is 38826100986.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44674627 + ... + 44690046.
It is an arithmetic number, because the mean of its divisors is an integer number (51876193257).
Almost surely, 2689001628830 is an apocalyptic number.
689001628830 is an abundant number, since it is smaller than the sum of its proper divisors (971036555394).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
689001628830 is a wasteful number, since it uses less digits than its factorization.
689001628830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89364940.
The product of its (nonzero) digits is 995328, while the sum is 51.
The spelling of 689001628830 in words is "six hundred eighty-nine billion, one million, six hundred twenty-eight thousand, eight hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •