Base | Representation |
---|---|
bin | 11000101001010010… |
… | …11010111011010010 |
3 | 1021011010000220110012 |
4 | 30110221122323102 |
5 | 204044203220102 |
6 | 10024532434522 |
7 | 645612142331 |
oct | 142451327322 |
9 | 37133026405 |
10 | 13231304402 |
11 | 567a7a9918 |
12 | 2693178a42 |
13 | 132b299904 |
14 | 8d7379d18 |
15 | 5268e1752 |
hex | 314a5aed2 |
13231304402 has 16 divisors (see below), whose sum is σ = 19903772952. Its totient is φ = 6596739840.
The previous prime is 13231304399. The next prime is 13231304431. The reversal of 13231304402 is 20440313231.
13231304402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 10164470761 + 3066833641 = 100819^2 + 55379^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1131578 + ... + 1143210.
Almost surely, 213231304402 is an apocalyptic number.
13231304402 is a deficient number, since it is larger than the sum of its proper divisors (6672468550).
13231304402 is a wasteful number, since it uses less digits than its factorization.
13231304402 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13213.
The product of its (nonzero) digits is 1728, while the sum is 23.
Adding to 13231304402 its reverse (20440313231), we get a palindrome (33671617633).
The spelling of 13231304402 in words is "thirteen billion, two hundred thirty-one million, three hundred four thousand, four hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •