Base | Representation |
---|---|
bin | 110100111110… |
… | …100011100001 |
3 | 222010120100202 |
4 | 310332203201 |
5 | 12023401323 |
6 | 1213354545 |
7 | 226020650 |
oct | 64764341 |
9 | 28116322 |
10 | 13887713 |
11 | 7926054 |
12 | 4798a55 |
13 | 2b532a8 |
14 | 1bb7197 |
15 | 1344d28 |
hex | d3e8e1 |
13887713 has 8 divisors (see below), whose sum is σ = 15894528. Its totient is φ = 11886624.
The previous prime is 13887683. The next prime is 13887719. The reversal of 13887713 is 31778831.
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 13887713 - 218 = 13625569 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13887719) by changing a digit.
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, 7520 + ... + 9182.
It is an arithmetic number, because the mean of its divisors is an integer number (1986816).
Almost surely, 213887713 is an apocalyptic number.
It is an amenable number.
13887713 is a deficient number, since it is larger than the sum of its proper divisors (2006815).
13887713 is a wasteful number, since it uses less digits than its factorization.
13887713 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2863.
The product of its digits is 28224, while the sum is 38.
The square root of 13887713 is about 3726.6221971109. The cubic root of 13887713 is about 240.3681444921.
The spelling of 13887713 in words is "thirteen million, eight hundred eighty-seven thousand, seven hundred thirteen".
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