Base | Representation |
---|---|
bin | 101010000111… |
… | …0110011011010 |
3 | 1112112211001211 |
4 | 1110032303122 |
5 | 21123040410 |
6 | 2105133334 |
7 | 355453210 |
oct | 124166332 |
9 | 45484054 |
10 | 22080730 |
11 | 11511641 |
12 | 748a24a |
13 | 4761529 |
14 | 2d0acb0 |
15 | 1e1268a |
hex | 150ecda |
22080730 has 32 divisors (see below), whose sum is σ = 45745920. Its totient is φ = 7516800.
The previous prime is 22080703. The next prime is 22080731. The reversal of 22080730 is 3708022.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (22080731) 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 15 ways as a sum of consecutive naturals, for example, 9526 + ... + 11614.
It is an arithmetic number, because the mean of its divisors is an integer number (1429560).
Almost surely, 222080730 is an apocalyptic number.
22080730 is an abundant number, since it is smaller than the sum of its proper divisors (23665190).
22080730 is a wasteful number, since it uses less digits than its factorization.
22080730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2254.
The product of its (nonzero) digits is 672, while the sum is 22.
The square root of 22080730 is about 4699.0137263047. The cubic root of 22080730 is about 280.5462550407.
Adding to 22080730 its reverse (3708022), we get a palindrome (25788752).
The spelling of 22080730 in words is "twenty-two million, eighty thousand, seven hundred thirty".
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