Base | Representation |
---|---|
bin | 11010010000001… |
… | …01001101111010 |
3 | 120100101110020121 |
4 | 31020011031322 |
5 | 422334103310 |
6 | 33504043454 |
7 | 5312600416 |
oct | 1510051572 |
9 | 510343217 |
10 | 220222330 |
11 | 103345329 |
12 | 6190358a |
13 | 36817993 |
14 | 21367d46 |
15 | 145010da |
hex | d20537a |
220222330 has 16 divisors (see below), whose sum is σ = 398927880. Its totient is φ = 87527232.
The previous prime is 220222283. The next prime is 220222337. The reversal of 220222330 is 33222022.
It can be written as a sum of positive squares in 4 ways, for example, as 93141801 + 127080529 = 9651^2 + 11273^2 .
It is not an unprimeable number, because it can be changed into a prime (220222337) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68565 + ... + 71704.
Almost surely, 2220222330 is an apocalyptic number.
220222330 is a deficient number, since it is larger than the sum of its proper divisors (178705550).
220222330 is a wasteful number, since it uses less digits than its factorization.
220222330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 140433.
The product of its (nonzero) digits is 288, while the sum is 16.
The square root of 220222330 is about 14839.8898243889. The cubic root of 220222330 is about 603.8843634159.
Adding to 220222330 its reverse (33222022), we get a palindrome (253444352).
The spelling of 220222330 in words is "two hundred twenty million, two hundred twenty-two thousand, three hundred thirty".
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