Base | Representation |
---|---|
bin | 11010101101000… |
… | …10011110111111 |
3 | 120121112000000000 |
4 | 31112202132333 |
5 | 424321342343 |
6 | 34121205343 |
7 | 5360033601 |
oct | 1526423677 |
9 | 517460000 |
10 | 224012223 |
11 | 1054a3776 |
12 | 63030853 |
13 | 37543a16 |
14 | 21a73171 |
15 | 149eded3 |
hex | d5a27bf |
224012223 has 40 divisors (see below), whose sum is σ = 354288000. Its totient is φ = 141245208.
The previous prime is 224012209. The next prime is 224012267. The reversal of 224012223 is 322210422.
It is not a de Polignac number, because 224012223 - 24 = 224012207 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 224012196 and 224012205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (224012323) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 373678 + ... + 374276.
It is an arithmetic number, because the mean of its divisors is an integer number (8857200).
Almost surely, 2224012223 is an apocalyptic number.
224012223 is a deficient number, since it is larger than the sum of its proper divisors (130275777).
224012223 is an frugal number, since it uses more digits than its factorization.
224012223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 645 (or 621 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 224012223 is about 14967.0378832954. The cubic root of 224012223 is about 607.3288406703.
Adding to 224012223 its reverse (322210422), we get a palindrome (546222645).
The spelling of 224012223 in words is "two hundred twenty-four million, twelve thousand, two hundred twenty-three".
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