Base | Representation |
---|---|
bin | 11000101001001001… |
… | …00100100110011101 |
3 | 1021011000122022211200 |
4 | 30110210210212131 |
5 | 204043342031214 |
6 | 10024445310113 |
7 | 645565266453 |
oct | 142444444635 |
9 | 37130568750 |
10 | 13230033309 |
11 | 567a010929 |
12 | 2692865339 |
13 | 132ac4319c |
14 | 8d71289d3 |
15 | 52673ed09 |
hex | 31492499d |
13230033309 has 24 divisors (see below), whose sum is σ = 19380586680. Its totient is φ = 8695268352.
The previous prime is 13230033293. The next prime is 13230033331. The reversal of 13230033309 is 90333003231.
13230033309 is a `hidden beast` number, since 1 + 323 + 0 + 0 + 3 + 330 + 9 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 158684409 + 13071348900 = 12597^2 + 114330^2 .
It is not a de Polignac number, because 13230033309 - 24 = 13230033293 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13230033809) 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, 2489347 + ... + 2494655.
It is an arithmetic number, because the mean of its divisors is an integer number (807524445).
Almost surely, 213230033309 is an apocalyptic number.
It is an amenable number.
13230033309 is a deficient number, since it is larger than the sum of its proper divisors (6150553371).
13230033309 is a wasteful number, since it uses less digits than its factorization.
13230033309 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9181 (or 9178 counting only the distinct ones).
The product of its (nonzero) digits is 4374, while the sum is 27.
The spelling of 13230033309 in words is "thirteen billion, two hundred thirty million, thirty-three thousand, three hundred nine".
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