Base | Representation |
---|---|
bin | 101010010111… |
… | …0010111101110 |
3 | 1112210101102201 |
4 | 1110232113232 |
5 | 21141210110 |
6 | 2112012114 |
7 | 356532163 |
oct | 124562756 |
9 | 45711381 |
10 | 22210030 |
11 | 1159a7a7 |
12 | 753103a |
13 | 47a833b |
14 | 2d4206a |
15 | 1e3ab3a |
hex | 152e5ee |
22210030 has 16 divisors (see below), whose sum is σ = 40032864. Its totient is φ = 8871840.
The previous prime is 22209997. The next prime is 22210033. The reversal of 22210030 is 3001222.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a junction number, because it is equal to n+sod(n) for n = 22209989 and 22210016.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22210033) 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, 11215 + ... + 13045.
It is an arithmetic number, because the mean of its divisors is an integer number (2502054).
Almost surely, 222210030 is an apocalyptic number.
22210030 is a deficient number, since it is larger than the sum of its proper divisors (17822834).
22210030 is a wasteful number, since it uses less digits than its factorization.
22210030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3051.
The product of its (nonzero) digits is 24, while the sum is 10.
The square root of 22210030 is about 4712.7518500341. The cubic root of 22210030 is about 281.0927957687.
Adding to 22210030 its reverse (3001222), we get a palindrome (25211252).
The spelling of 22210030 in words is "twenty-two million, two hundred ten thousand, thirty".
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