Base | Representation |
---|---|
bin | 11010101110101… |
… | …11111100110111 |
3 | 120121221010102010 |
4 | 31113113330313 |
5 | 424400344343 |
6 | 34130015303 |
7 | 5361635226 |
oct | 1527277467 |
9 | 517833363 |
10 | 224231223 |
11 | 105633267 |
12 | 63117533 |
13 | 375bc5c8 |
14 | 21acccbd |
15 | 14a43d33 |
hex | d5d7f37 |
224231223 has 16 divisors (see below), whose sum is σ = 303762816. Its totient is φ = 147108000.
The previous prime is 224231221. The next prime is 224231251. The reversal of 224231223 is 322132422.
It is not a de Polignac number, because 224231223 - 21 = 224231221 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 224231223.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (224231221) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67348 + ... + 70598.
It is an arithmetic number, because the mean of its divisors is an integer number (18985176).
Almost surely, 2224231223 is an apocalyptic number.
224231223 is a deficient number, since it is larger than the sum of its proper divisors (79531593).
224231223 is a wasteful number, since it uses less digits than its factorization.
224231223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3614.
The product of its digits is 1152, while the sum is 21.
The square root of 224231223 is about 14974.3521729656. The cubic root of 224231223 is about 607.5266895419.
Adding to 224231223 its reverse (322132422), we get a palindrome (546363645).
The spelling of 224231223 in words is "two hundred twenty-four million, two hundred thirty-one thousand, two hundred twenty-three".
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