Base | Representation |
---|---|
bin | 11000100101111100… |
… | …11000010110000110 |
3 | 1021002011020022101200 |
4 | 30102332120112012 |
5 | 204020012310142 |
6 | 10022051203330 |
7 | 645121503654 |
oct | 142276302606 |
9 | 37064208350 |
10 | 13203244422 |
11 | 5665983a55 |
12 | 26858a6546 |
13 | 1325523984 |
14 | 8d3753dd4 |
15 | 5241ec64c |
hex | 312f98586 |
13203244422 has 24 divisors (see below), whose sum is σ = 28951695864. Its totient is φ = 4348055904.
The previous prime is 13203244367. The next prime is 13203244427. The reversal of 13203244422 is 22444230231.
13203244422 is a `hidden beast` number, since 13 + 203 + 2 + 4 + 442 + 2 = 666.
It is a super-2 number, since 2×132032444222 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13203244427) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4417263 + ... + 4420250.
It is an arithmetic number, because the mean of its divisors is an integer number (1206320661).
Almost surely, 213203244422 is an apocalyptic number.
13203244422 is an abundant number, since it is smaller than the sum of its proper divisors (15748451442).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13203244422 is a wasteful number, since it uses less digits than its factorization.
13203244422 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8837604 (or 8837601 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 27.
Adding to 13203244422 its reverse (22444230231), we get a palindrome (35647474653).
The spelling of 13203244422 in words is "thirteen billion, two hundred three million, two hundred forty-four thousand, four hundred twenty-two".
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