Base | Representation |
---|---|
bin | 11000101001001001… |
… | …00110110101010101 |
3 | 1021011000122210101100 |
4 | 30110210212311111 |
5 | 204043342324303 |
6 | 10024445420313 |
7 | 645565335225 |
oct | 142444466525 |
9 | 37130583340 |
10 | 13230042453 |
11 | 567a017791 |
12 | 269286a699 |
13 | 132ac473b4 |
14 | 8d712c085 |
15 | 5267428a3 |
hex | 314926d55 |
13230042453 has 24 divisors (see below), whose sum is σ = 19820093696. Its totient is φ = 8495020800.
The previous prime is 13230042443. The next prime is 13230042457. The reversal of 13230042453 is 35424003231.
13230042453 is a `hidden beast` number, since 1 + 3 + 230 + 0 + 424 + 5 + 3 = 666.
It is not a de Polignac number, because 13230042453 - 221 = 13227945301 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13230042457) 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, 53500 + ... + 171237.
Almost surely, 213230042453 is an apocalyptic number.
It is an amenable number.
13230042453 is a deficient number, since it is larger than the sum of its proper divisors (6590051243).
13230042453 is a wasteful number, since it uses less digits than its factorization.
13230042453 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 224985 (or 224982 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 27.
Adding to 13230042453 its reverse (35424003231), we get a palindrome (48654045684).
The spelling of 13230042453 in words is "thirteen billion, two hundred thirty million, forty-two thousand, four hundred fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •