Base | Representation |
---|---|
bin | 110101010010… |
… | …010111000010 |
3 | 222021200122020 |
4 | 311102113002 |
5 | 12034000314 |
6 | 1215222310 |
7 | 226506315 |
oct | 65222702 |
9 | 28250566 |
10 | 13968834 |
11 | 7980aa0 |
12 | 4817996 |
13 | 2b811a9 |
14 | 1bd897c |
15 | 135dda9 |
hex | d525c2 |
13968834 has 32 divisors (see below), whose sum is σ = 30763584. Its totient is φ = 4193280.
The previous prime is 13968821. The next prime is 13968847. The reversal of 13968834 is 43886931.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (13968821) and next prime (13968847).
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6522 + ... + 8394.
It is an arithmetic number, because the mean of its divisors is an integer number (961362).
Almost surely, 213968834 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13968834, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15381792).
13968834 is an abundant number, since it is smaller than the sum of its proper divisors (16794750).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13968834 is a wasteful number, since it uses less digits than its factorization.
13968834 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2002.
The product of its digits is 124416, while the sum is 42.
The square root of 13968834 is about 3737.4903344357. The cubic root of 13968834 is about 240.8352495095.
The spelling of 13968834 in words is "thirteen million, nine hundred sixty-eight thousand, eight hundred thirty-four".
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