Base | Representation |
---|---|
bin | 110001010111010… |
… | …111011011000100 |
3 | 2010201102100221100 |
4 | 301113113123010 |
5 | 3144010140321 |
6 | 214103220100 |
7 | 26344442010 |
oct | 6127273304 |
9 | 2121370840 |
10 | 828208836 |
11 | 395558614 |
12 | 1b1447630 |
13 | 10277b800 |
14 | 7bdcd540 |
15 | 4ca9a326 |
hex | 315d76c4 |
828208836 has 108 divisors (see below), whose sum is σ = 2590940352. Its totient is φ = 218417472.
The previous prime is 828208831. The next prime is 828208847. The reversal of 828208836 is 638802828.
It is a junction number, because it is equal to n+sod(n) for n = 828208791 and 828208800.
It is not an unprimeable number, because it can be changed into a prime (828208831) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 32865 + ... + 52311.
Almost surely, 2828208836 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 828208836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1295470176).
828208836 is an abundant number, since it is smaller than the sum of its proper divisors (1762731516).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
828208836 is a wasteful number, since it uses less digits than its factorization.
828208836 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19490 (or 19472 counting only the distinct ones).
The product of its (nonzero) digits is 294912, while the sum is 45.
The square root of 828208836 is about 28778.6176874429. The cubic root of 828208836 is about 939.1031267411.
The spelling of 828208836 in words is "eight hundred twenty-eight million, two hundred eight thousand, eight hundred thirty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •