Base | Representation |
---|---|
bin | 10110110011100011… |
… | …11001011111010110 |
3 | 1011121021121221010020 |
4 | 23121301321133112 |
5 | 200033334432443 |
6 | 5342532210010 |
7 | 612260325546 |
oct | 133161713726 |
9 | 34537557106 |
10 | 12243670998 |
11 | 5213262269 |
12 | 2458469906 |
13 | 120179c550 |
14 | 84212b326 |
15 | 4b9d54583 |
hex | 2d9c797d6 |
12243670998 has 64 divisors (see below), whose sum is σ = 26969440512. Its totient is φ = 3682558080.
The previous prime is 12243670903. The next prime is 12243671017. The reversal of 12243670998 is 89907634221.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 12243670998.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 767661 + ... + 783447.
It is an arithmetic number, because the mean of its divisors is an integer number (421397508).
Almost surely, 212243670998 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12243670998, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13484720256).
12243670998 is an abundant number, since it is smaller than the sum of its proper divisors (14725769514).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12243670998 is a wasteful number, since it uses less digits than its factorization.
12243670998 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16029.
The product of its (nonzero) digits is 1306368, while the sum is 51.
The spelling of 12243670998 in words is "twelve billion, two hundred forty-three million, six hundred seventy thousand, nine hundred ninety-eight".
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