Base | Representation |
---|---|
bin | 1000011110110010001011 |
3 | 11011221201100 |
4 | 20132302023 |
5 | 1032120433 |
6 | 115352443 |
7 | 24616521 |
oct | 10366213 |
9 | 4157640 |
10 | 2223243 |
11 | 12893a0 |
12 | 8b2723 |
13 | 5cac39 |
14 | 41c311 |
15 | 2ddb13 |
hex | 21ec8b |
2223243 has 24 divisors (see below), whose sum is σ = 3712176. Its totient is φ = 1267200.
The previous prime is 2223233. The next prime is 2223253. The reversal of 2223243 is 3423222.
2223243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (2223233) and next prime (2223253).
It is not a de Polignac number, because 2223243 - 25 = 2223211 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2223233) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 1023 + ... + 2343.
It is an arithmetic number, because the mean of its divisors is an integer number (154674).
22223243 is an apocalyptic number.
2223243 is a deficient number, since it is larger than the sum of its proper divisors (1488933).
2223243 is a wasteful number, since it uses less digits than its factorization.
2223243 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1355 (or 1352 counting only the distinct ones).
The product of its digits is 576, while the sum is 18.
The square root of 2223243 is about 1491.0543249661. The cubic root of 2223243 is about 130.5155660298.
Adding to 2223243 its reverse (3423222), we get a palindrome (5646465).
The spelling of 2223243 in words is "two million, two hundred twenty-three thousand, two hundred forty-three".
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