Base | Representation |
---|---|
bin | 10111111001111000… |
… | …00001101111111001 |
3 | 1020010101112210221102 |
4 | 23330330001233321 |
5 | 202240340410300 |
6 | 5521243021145 |
7 | 633012123635 |
oct | 137474015771 |
9 | 36111483842 |
10 | 12833528825 |
11 | 5496213177 |
12 | 25a1b0a7b5 |
13 | 1296a56950 |
14 | 89a5d3dc5 |
15 | 501a1c0d5 |
hex | 2fcf01bf9 |
12833528825 has 24 divisors (see below), whose sum is σ = 17145907800. Its totient is φ = 9472527360.
The previous prime is 12833528821. The next prime is 12833528843. The reversal of 12833528825 is 52882533821.
It can be written as a sum of positive squares in 12 ways, for example, as 4547614096 + 8285914729 = 67436^2 + 91027^2 .
It is not a de Polignac number, because 12833528825 - 22 = 12833528821 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12833528825.
It is not an unprimeable number, because it can be changed into a prime (12833528821) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 768161 + ... + 784689.
It is an arithmetic number, because the mean of its divisors is an integer number (714412825).
Almost surely, 212833528825 is an apocalyptic number.
It is an amenable number.
12833528825 is a deficient number, since it is larger than the sum of its proper divisors (4312378975).
12833528825 is a wasteful number, since it uses less digits than its factorization.
12833528825 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18941 (or 18936 counting only the distinct ones).
The product of its digits is 921600, while the sum is 47.
The spelling of 12833528825 in words is "twelve billion, eight hundred thirty-three million, five hundred twenty-eight thousand, eight hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •