Base | Representation |
---|---|
bin | 11000101001001001… |
… | …00110110010000101 |
3 | 1021011000122210002122 |
4 | 30110210212302011 |
5 | 204043342322440 |
6 | 10024445415325 |
7 | 645565334510 |
oct | 142444466205 |
9 | 37130583078 |
10 | 13230042245 |
11 | 567a017612 |
12 | 269286a545 |
13 | 132ac47284 |
14 | 8d712bd77 |
15 | 5267427b5 |
hex | 314926c85 |
13230042245 has 16 divisors (see below), whose sum is σ = 18259632768. Its totient is φ = 9014241600.
The previous prime is 13230042229. The next prime is 13230042251. The reversal of 13230042245 is 54224003231.
It is not a de Polignac number, because 13230042245 - 24 = 13230042229 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1198331 + ... + 1209320.
It is an arithmetic number, because the mean of its divisors is an integer number (1141227048).
Almost surely, 213230042245 is an apocalyptic number.
It is an amenable number.
13230042245 is a deficient number, since it is larger than the sum of its proper divisors (5029590523).
13230042245 is a wasteful number, since it uses less digits than its factorization.
13230042245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2407820.
The product of its (nonzero) digits is 5760, while the sum is 26.
Adding to 13230042245 its reverse (54224003231), we get a palindrome (67454045476).
The spelling of 13230042245 in words is "thirteen billion, two hundred thirty million, forty-two thousand, two hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •