Base | Representation |
---|---|
bin | 110010110100… |
… | …111110000101 |
3 | 221001221022121 |
4 | 302310332011 |
5 | 11402333130 |
6 | 1153325541 |
7 | 221152651 |
oct | 62647605 |
9 | 27057277 |
10 | 13324165 |
11 | 7580708 |
12 | 45668b1 |
13 | 29b692a |
14 | 1aaba61 |
15 | 1282d7a |
hex | cb4f85 |
13324165 has 8 divisors (see below), whose sum is σ = 16052760. Its totient is φ = 10616832.
The previous prime is 13324151. The next prime is 13324189. The reversal of 13324165 is 56142331.
It can be written as a sum of positive squares in 4 ways, for example, as 1811716 + 11512449 = 1346^2 + 3393^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a 9-Lehmer number, since φ(13324165) divides (13324165-1)9.
It is a cyclic number.
It is not a de Polignac number, because 13324165 - 25 = 13324133 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3900 + ... + 6469.
It is an arithmetic number, because the mean of its divisors is an integer number (2006595).
Almost surely, 213324165 is an apocalyptic number.
It is an amenable number.
13324165 is a deficient number, since it is larger than the sum of its proper divisors (2728595).
13324165 is a wasteful number, since it uses less digits than its factorization.
13324165 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10631.
The product of its digits is 2160, while the sum is 25.
The square root of 13324165 is about 3650.2280750660. The cubic root of 13324165 is about 237.0718565311.
Adding to 13324165 its reverse (56142331), we get a palindrome (69466496).
The spelling of 13324165 in words is "thirteen million, three hundred twenty-four thousand, one hundred sixty-five".
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