Base | Representation |
---|---|
bin | 11000110011111111… |
… | …11001101111110001 |
3 | 1021101100222011202101 |
4 | 30121333321233301 |
5 | 204240144141024 |
6 | 10041501020401 |
7 | 651052226161 |
oct | 143177715761 |
9 | 37340864671 |
10 | 13321083889 |
11 | 571644a543 |
12 | 26b9254701 |
13 | 1343a72379 |
14 | 90526a5a1 |
15 | 52e727c44 |
hex | 319ff9bf1 |
13321083889 has 9 divisors (see below), whose sum is σ = 13409029881. Its totient is φ = 13233713220.
The previous prime is 13321083869. The next prime is 13321083917. The reversal of 13321083889 is 98838012331.
The square root of 13321083889 is 115417.
It is a perfect power (a square), and thus also a powerful number.
It is a de Polignac number, because none of the positive numbers 2k-13321083889 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13321083859) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 24352714 + ... + 24353260.
It is an arithmetic number, because the mean of its divisors is an integer number (1489892209).
Almost surely, 213321083889 is an apocalyptic number.
13321083889 is the 115417-th square number.
13321083889 is the 57709-th centered octagonal number.
It is an amenable number.
13321083889 is a deficient number, since it is larger than the sum of its proper divisors (87945992).
13321083889 is an frugal number, since it uses more digits than its factorization.
13321083889 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1516 (or 758 counting only the distinct ones).
The product of its (nonzero) digits is 248832, while the sum is 46.
The spelling of 13321083889 in words is "thirteen billion, three hundred twenty-one million, eighty-three thousand, eight hundred eighty-nine".
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