Base | Representation |
---|---|
bin | 11000101000010100… |
… | …11001101100011111 |
3 | 1021010112201210010021 |
4 | 30110022121230133 |
5 | 204040113013040 |
6 | 10024042253011 |
7 | 645453054322 |
oct | 142412315437 |
9 | 37115653107 |
10 | 13223172895 |
11 | 5676155569 |
12 | 26904b7167 |
13 | 13296b067a |
14 | 8d62607b9 |
15 | 525d3724a |
hex | 314299b1f |
13223172895 has 16 divisors (see below), whose sum is σ = 16016270400. Its totient is φ = 10480022784.
The previous prime is 13223172889. The next prime is 13223172899. The reversal of 13223172895 is 59827132231.
13223172895 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 13223172895 - 217 = 13223041823 is a prime.
It is a super-2 number, since 2×132231728952 (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 (13223172899) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 203317 + ... + 260353.
It is an arithmetic number, because the mean of its divisors is an integer number (1001016900).
Almost surely, 213223172895 is an apocalyptic number.
13223172895 is a deficient number, since it is larger than the sum of its proper divisors (2793097505).
13223172895 is a wasteful number, since it uses less digits than its factorization.
13223172895 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57474.
The product of its digits is 181440, while the sum is 43.
The spelling of 13223172895 in words is "thirteen billion, two hundred twenty-three million, one hundred seventy-two thousand, eight hundred ninety-five".
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