Base | Representation |
---|---|
bin | 110101001010… |
… | …100100011011 |
3 | 222020001212100 |
4 | 311022210123 |
5 | 12031440143 |
6 | 1214414443 |
7 | 226314300 |
oct | 65124433 |
9 | 28201770 |
10 | 13936923 |
11 | 795a020 |
12 | 4801423 |
13 | 2b6c800 |
14 | 1bcb0a7 |
15 | 13546d3 |
hex | d4a91b |
13936923 has 108 divisors (see below), whose sum is σ = 29290248. Its totient is φ = 6289920.
The previous prime is 13936913. The next prime is 13936927. The reversal of 13936923 is 32963931.
It is a happy number.
13936923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13936923 - 25 = 13936891 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13936927) by changing a digit.
It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 819811 + ... + 819827.
It is an arithmetic number, because the mean of its divisors is an integer number (271206).
Almost surely, 213936923 is an apocalyptic number.
13936923 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
13936923 is an abundant number, since it is smaller than the sum of its proper divisors (15353325).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13936923 is a wasteful number, since it uses less digits than its factorization.
13936923 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74 (or 51 counting only the distinct ones).
The product of its digits is 26244, while the sum is 36.
The square root of 13936923 is about 3733.2188524114. The cubic root of 13936923 is about 240.6517182453.
The spelling of 13936923 in words is "thirteen million, nine hundred thirty-six thousand, nine hundred twenty-three".
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