Base | Representation |
---|---|
bin | 110100110110… |
… | …010101011011 |
3 | 222001212011201 |
4 | 310312111123 |
5 | 12021312133 |
6 | 1212535031 |
7 | 225520540 |
oct | 64662533 |
9 | 28055151 |
10 | 13854043 |
11 | 7902825 |
12 | 4781477 |
13 | 2b40b78 |
14 | 1ba8bc7 |
15 | 1339d7d |
hex | d3655b |
13854043 has 4 divisors (see below), whose sum is σ = 15833200. Its totient is φ = 11874888.
The previous prime is 13854011. The next prime is 13854047. The reversal of 13854043 is 34045831.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34045831 = 883 ⋅38557.
It is a cyclic number.
It is not a de Polignac number, because 13854043 - 25 = 13854011 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13854047) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 989568 + ... + 989581.
It is an arithmetic number, because the mean of its divisors is an integer number (3958300).
Almost surely, 213854043 is an apocalyptic number.
13854043 is a deficient number, since it is larger than the sum of its proper divisors (1979157).
13854043 is an equidigital number, since it uses as much as digits as its factorization.
13854043 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1979156.
The product of its (nonzero) digits is 5760, while the sum is 28.
The square root of 13854043 is about 3722.1019599146. The cubic root of 13854043 is about 240.1737341585.
Adding to 13854043 its reverse (34045831), we get a palindrome (47899874).
The spelling of 13854043 in words is "thirteen million, eight hundred fifty-four thousand, forty-three".
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