Base | Representation |
---|---|
bin | 11011100011011110111010 |
3 | 111120222101220 |
4 | 123203132322 |
5 | 3322120401 |
6 | 414452510 |
7 | 115252653 |
oct | 33433672 |
9 | 14528356 |
10 | 7223226 |
11 | 4093a0a |
12 | 2504136 |
13 | 165b9ca |
14 | d6052a |
15 | 97a336 |
hex | 6e37ba |
7223226 has 16 divisors (see below), whose sum is σ = 14782944. Its totient is φ = 2351664.
The previous prime is 7223221. The next prime is 7223239. The reversal of 7223226 is 6223227.
It is a d-powerful number, because it can be written as 78 + 214 + 217 + 35 + 218 + 220 + 6 .
It is a junction number, because it is equal to n+sod(n) for n = 7223196 and 7223205.
It is not an unprimeable number, because it can be changed into a prime (7223221) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13741 + ... + 14256.
It is an arithmetic number, because the mean of its divisors is an integer number (923934).
Almost surely, 27223226 is an apocalyptic number.
7223226 is an abundant number, since it is smaller than the sum of its proper divisors (7559718).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7223226 is a wasteful number, since it uses less digits than its factorization.
7223226 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28045.
The product of its digits is 2016, while the sum is 24.
The square root of 7223226 is about 2687.6059979097. The cubic root of 7223226 is about 193.3052879123.
Subtracting from 7223226 its reverse (6223227), we obtain a palindrome (999999).
The spelling of 7223226 in words is "seven million, two hundred twenty-three thousand, two hundred twenty-six".
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