Base | Representation |
---|---|
bin | 1000010000001000011000 |
3 | 11001220101102 |
4 | 20100020120 |
5 | 1023210344 |
6 | 114210532 |
7 | 24246530 |
oct | 10201030 |
9 | 4056342 |
10 | 2163224 |
11 | 1248298 |
12 | 883a48 |
13 | 5a981b |
14 | 4044c0 |
15 | 2cae4e |
hex | 210218 |
2163224 has 16 divisors (see below), whose sum is σ = 4635600. Its totient is φ = 927072.
The previous prime is 2163223. The next prime is 2163241. The reversal of 2163224 is 4223612.
2163224 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a d-powerful number, because it can be written as 23 + 1 + 6 + 32 + 29 + 221 + 48 .
It is a junction number, because it is equal to n+sod(n) for n = 2163196 and 2163205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2163221) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19259 + ... + 19370.
It is an arithmetic number, because the mean of its divisors is an integer number (289725).
22163224 is an apocalyptic number.
It is an amenable number.
2163224 is an abundant number, since it is smaller than the sum of its proper divisors (2472376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2163224 is a wasteful number, since it uses less digits than its factorization.
2163224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38642 (or 38638 counting only the distinct ones).
The product of its digits is 576, while the sum is 20.
The square root of 2163224 is about 1470.7902637698. The cubic root of 2163224 is about 129.3303632955.
Adding to 2163224 its reverse (4223612), we get a palindrome (6386836).
The spelling of 2163224 in words is "two million, one hundred sixty-three thousand, two hundred twenty-four".
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