Base | Representation |
---|---|
bin | 11000011011000111… |
… | …00100011111011010 |
3 | 1020211211011101112100 |
4 | 30031203210133122 |
5 | 203323224031302 |
6 | 10005042424230 |
7 | 642635652636 |
oct | 141543443732 |
9 | 36754141470 |
10 | 13112330202 |
11 | 5619628834 |
12 | 265b362076 |
13 | 130c74188a |
14 | 8c5649dc6 |
15 | 51b23ed1c |
hex | 30d8e47da |
13112330202 has 12 divisors (see below), whose sum is σ = 28410048810. Its totient is φ = 4370776728.
The previous prime is 13112330191. The next prime is 13112330227. The reversal of 13112330202 is 20203321131.
13112330202 is a `hidden beast` number, since 1 + 311 + 2 + 330 + 20 + 2 = 666.
It can be written as a sum of positive squares in only one way, i.e., 11896483041 + 1215847161 = 109071^2 + 34869^2 .
It is a super-3 number, since 3×131123302023 (a number of 31 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 728462789 = 13112330202 / (1 + 3 + 1 + 1 + 2 + 3 + 3 + 0 + 2 + 0 + 2).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 364231377 + ... + 364231412.
Almost surely, 213112330202 is an apocalyptic number.
13112330202 is an abundant number, since it is smaller than the sum of its proper divisors (15297718608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13112330202 is a wasteful number, since it uses less digits than its factorization.
13112330202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 728462797 (or 728462794 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 13112330202 its reverse (20203321131), we get a palindrome (33315651333).
The spelling of 13112330202 in words is "thirteen billion, one hundred twelve million, three hundred thirty thousand, two hundred two".
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