Base | Representation |
---|---|
bin | 101010001100… |
… | …0011101101110 |
3 | 1112121211100110 |
4 | 1110120131232 |
5 | 21130322202 |
6 | 2110040450 |
7 | 356006451 |
oct | 124303556 |
9 | 45554313 |
10 | 22120302 |
11 | 11539346 |
12 | 74a9126 |
13 | 4776549 |
14 | 2d1b498 |
15 | 1e1e26c |
hex | 151876e |
22120302 has 24 divisors (see below), whose sum is σ = 45485496. Its totient is φ = 7171488.
The previous prime is 22120291. The next prime is 22120303. The reversal of 22120302 is 20302122.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22120303) 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 11 ways as a sum of consecutive naturals, for example, 6868 + ... + 9560.
It is an arithmetic number, because the mean of its divisors is an integer number (1895229).
Almost surely, 222120302 is an apocalyptic number.
22120302 is an abundant number, since it is smaller than the sum of its proper divisors (23365194).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22120302 is a wasteful number, since it uses less digits than its factorization.
22120302 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2772 (or 2735 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 12.
The square root of 22120302 is about 4703.2225122782. Note that the first 3 decimals coincide. The cubic root of 22120302 is about 280.7137487630.
Adding to 22120302 its reverse (20302122), we get a palindrome (42422424).
It can be divided in two parts, 22120 and 302, that added together give a palindrome (22422).
The spelling of 22120302 in words is "twenty-two million, one hundred twenty thousand, three hundred two".
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