Base | Representation |
---|---|
bin | 101010000000… |
… | …0100001100001 |
3 | 1112102211211120 |
4 | 1110000201201 |
5 | 21114202431 |
6 | 2104002453 |
7 | 355120533 |
oct | 124004141 |
9 | 45384746 |
10 | 22022241 |
11 | 114816aa |
12 | 7460429 |
13 | 4740a17 |
14 | 2cd3853 |
15 | 1e00196 |
hex | 1500861 |
22022241 has 8 divisors (see below), whose sum is σ = 29414880. Its totient is φ = 14655552.
The previous prime is 22022237. The next prime is 22022257. The reversal of 22022241 is 14222022.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 22022241 - 22 = 22022237 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 22022241.
It is not an unprimeable number, because it can be changed into a prime (22022261) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4411 + ... + 7968.
It is an arithmetic number, because the mean of its divisors is an integer number (3676860).
Almost surely, 222022241 is an apocalyptic number.
It is an amenable number.
22022241 is a deficient number, since it is larger than the sum of its proper divisors (7392639).
22022241 is a wasteful number, since it uses less digits than its factorization.
22022241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12975.
The product of its (nonzero) digits is 128, while the sum is 15.
The square root of 22022241 is about 4692.7860594747. The cubic root of 22022241 is about 280.2983257437.
Adding to 22022241 its reverse (14222022), we get a palindrome (36244263).
The spelling of 22022241 in words is "twenty-two million, twenty-two thousand, two hundred forty-one".
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