Base | Representation |
---|---|
bin | 110101010010… |
… | …010111001011 |
3 | 222021200122120 |
4 | 311102113023 |
5 | 12034000333 |
6 | 1215222323 |
7 | 226506330 |
oct | 65222713 |
9 | 28250576 |
10 | 13968843 |
11 | 7980aa9 |
12 | 48179a3 |
13 | 2b811b5 |
14 | 1bd8987 |
15 | 135ddb3 |
hex | d525cb |
13968843 has 16 divisors (see below), whose sum is σ = 22212096. Its totient is φ = 7634880.
The previous prime is 13968821. The next prime is 13968847. The reversal of 13968843 is 34886931.
It is a happy number.
It is not a de Polignac number, because 13968843 - 25 = 13968811 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13968795 and 13968804.
It is not an unprimeable number, because it can be changed into a prime (13968847) 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 15 ways as a sum of consecutive naturals, for example, 13978 + ... + 14943.
It is an arithmetic number, because the mean of its divisors is an integer number (1388256).
Almost surely, 213968843 is an apocalyptic number.
13968843 is a deficient number, since it is larger than the sum of its proper divisors (8243253).
13968843 is a wasteful number, since it uses less digits than its factorization.
13968843 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28954.
The product of its digits is 124416, while the sum is 42.
The square root of 13968843 is about 3737.4915384520. The cubic root of 13968843 is about 240.8353012322.
The spelling of 13968843 in words is "thirteen million, nine hundred sixty-eight thousand, eight hundred forty-three".
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