Base | Representation |
---|---|
bin | 10110101110101111… |
… | …01000111110110011 |
3 | 1011111110112110220010 |
4 | 23113113220332303 |
5 | 144443011430303 |
6 | 5334525350003 |
7 | 611256525240 |
oct | 132727507663 |
9 | 34443473803 |
10 | 12203233203 |
11 | 51a24527a7 |
12 | 2446a08303 |
13 | 11c62b1665 |
14 | 83aa025c7 |
15 | 4b6517c03 |
hex | 2d75e8fb3 |
12203233203 has 64 divisors (see below), whose sum is σ = 19398500352. Its totient is φ = 6679411200.
The previous prime is 12203233201. The next prime is 12203233219. The reversal of 12203233203 is 30233230221.
It is not a de Polignac number, because 12203233203 - 21 = 12203233201 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a self number, because there is not a number n which added to its sum of digits gives 12203233203.
It is not an unprimeable number, because it can be changed into a prime (12203233201) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 24260650 + ... + 24261152.
It is an arithmetic number, because the mean of its divisors is an integer number (303101568).
Almost surely, 212203233203 is an apocalyptic number.
12203233203 is a deficient number, since it is larger than the sum of its proper divisors (7195267149).
12203233203 is a wasteful number, since it uses less digits than its factorization.
12203233203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1024.
The product of its (nonzero) digits is 1296, while the sum is 21.
Adding to 12203233203 its reverse (30233230221), we get a palindrome (42436463424).
The spelling of 12203233203 in words is "twelve billion, two hundred three million, two hundred thirty-three thousand, two hundred three".
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