Base | Representation |
---|---|
bin | 11010101110101… |
… | …11111011000111 |
3 | 120121221010020222 |
4 | 31113113323013 |
5 | 424400343421 |
6 | 34130014555 |
7 | 5361635006 |
oct | 1527277307 |
9 | 517833228 |
10 | 224231111 |
11 | 105633175 |
12 | 6311745b |
13 | 375bc540 |
14 | 21accc3d |
15 | 14a43cab |
hex | d5d7ec7 |
224231111 has 16 divisors (see below), whose sum is σ = 250825344. Its totient is φ = 199118304.
The previous prime is 224231099. The next prime is 224231123. The reversal of 224231111 is 111132422.
It is an interprime number because it is at equal distance from previous prime (224231099) and next prime (224231123).
It is a cyclic number.
It is not a de Polignac number, because 224231111 - 226 = 157122247 is a prime.
It is a super-2 number, since 2×2242311112 = 100559182280588642, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 224231111.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (224231131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34460 + ... + 40446.
It is an arithmetic number, because the mean of its divisors is an integer number (15676584).
Almost surely, 2224231111 is an apocalyptic number.
224231111 is a deficient number, since it is larger than the sum of its proper divisors (26594233).
224231111 is a wasteful number, since it uses less digits than its factorization.
224231111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6110.
The product of its digits is 96, while the sum is 17.
The square root of 224231111 is about 14974.3484332374. The cubic root of 224231111 is about 607.5265883919.
Adding to 224231111 its reverse (111132422), we get a palindrome (335363533).
The spelling of 224231111 in words is "two hundred twenty-four million, two hundred thirty-one thousand, one hundred eleven".
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