Base | Representation |
---|---|
bin | 101010010111… |
… | …1011110000010 |
3 | 1112210121121101 |
4 | 1110233132002 |
5 | 21141331110 |
6 | 2112045014 |
7 | 356551252 |
oct | 124573602 |
9 | 45717541 |
10 | 22214530 |
11 | 115a3118 |
12 | 753376a |
13 | 47aa3c0 |
14 | 2d43962 |
15 | 1e3c13a |
hex | 152f782 |
22214530 has 16 divisors (see below), whose sum is σ = 43062264. Its totient is φ = 8202240.
The previous prime is 22214519. The next prime is 22214537. The reversal of 22214530 is 3541222.
It can be written as a sum of positive squares in 4 ways, for example, as 18653761 + 3560769 = 4319^2 + 1887^2 .
It is a junction number, because it is equal to n+sod(n) for n = 22214498 and 22214507.
It is not an unprimeable number, because it can be changed into a prime (22214537) 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, 85311 + ... + 85570.
Almost surely, 222214530 is an apocalyptic number.
22214530 is a deficient number, since it is larger than the sum of its proper divisors (20847734).
22214530 is a wasteful number, since it uses less digits than its factorization.
22214530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 170901.
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 22214530 is about 4713.2292539192. The cubic root of 22214530 is about 281.1117786661. Note that the first 3 decimals are identical.
Adding to 22214530 its reverse (3541222), we get a palindrome (25755752).
The spelling of 22214530 in words is "twenty-two million, two hundred fourteen thousand, five hundred thirty".
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