Base | Representation |
---|---|
bin | 11000101010010111… |
… | …10101000001101101 |
3 | 1021011202000011021222 |
4 | 30111023311001231 |
5 | 204104010333310 |
6 | 10025454033125 |
7 | 646051620203 |
oct | 142513650155 |
9 | 37152004258 |
10 | 13240324205 |
11 | 56848aa5a9 |
12 | 26961a87a5 |
13 | 1330107284 |
14 | 8d8647073 |
15 | 5275c4055 |
hex | 3152f506d |
13240324205 has 8 divisors (see below), whose sum is σ = 15896278392. Its totient is φ = 10586999808.
The previous prime is 13240324189. The next prime is 13240324241. The reversal of 13240324205 is 50242304231.
13240324205 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 4193080516 + 9047243689 = 64754^2 + 95117^2 .
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 13240324205 - 24 = 13240324189 is a prime.
It is a super-3 number, since 3×132403242053 (a number of 31 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
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, 646352 + ... + 666521.
It is an arithmetic number, because the mean of its divisors is an integer number (1987034799).
Almost surely, 213240324205 is an apocalyptic number.
It is an amenable number.
13240324205 is a deficient number, since it is larger than the sum of its proper divisors (2655954187).
13240324205 is a wasteful number, since it uses less digits than its factorization.
13240324205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1314895.
The product of its (nonzero) digits is 5760, while the sum is 26.
Adding to 13240324205 its reverse (50242304231), we get a palindrome (63482628436).
The spelling of 13240324205 in words is "thirteen billion, two hundred forty million, three hundred twenty-four thousand, two hundred five".
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