Base | Representation |
---|---|
bin | 11001000010011110… |
… | …01001100011110101 |
3 | 1021200211110211121111 |
4 | 30201033021203311 |
5 | 210012241140313 |
6 | 10101515515021 |
7 | 654055355203 |
oct | 144117114365 |
9 | 37624424544 |
10 | 13442521333 |
11 | 5778a5326a |
12 | 2731a58a71 |
13 | 1362c80647 |
14 | 91743c073 |
15 | 53a21443d |
hex | 3213c98f5 |
13442521333 has 8 divisors (see below), whose sum is σ = 14236506648. Its totient is φ = 12648897024.
The previous prime is 13442521331. The next prime is 13442521343. The reversal of 13442521333 is 33312524431.
It is a happy number.
13442521333 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 7194093124 + 6248428209 = 84818^2 + 79047^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13442521333 - 21 = 13442521331 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13442521295 and 13442521304.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13442521331) 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 7 ways as a sum of consecutive naturals, for example, 11616 + ... + 164377.
It is an arithmetic number, because the mean of its divisors is an integer number (1779563331).
Almost surely, 213442521333 is an apocalyptic number.
It is an amenable number.
13442521333 is a deficient number, since it is larger than the sum of its proper divisors (793985315).
13442521333 is a wasteful number, since it uses less digits than its factorization.
13442521333 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 180503.
The product of its digits is 25920, while the sum is 31.
The spelling of 13442521333 in words is "thirteen billion, four hundred forty-two million, five hundred twenty-one thousand, three hundred thirty-three".
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