Base | Representation |
---|---|
bin | 101010000001… |
… | …0101010010111 |
3 | 1112110021211221 |
4 | 1110002222113 |
5 | 21114442444 |
6 | 2104111211 |
7 | 355155214 |
oct | 124025227 |
9 | 45407757 |
10 | 22030999 |
11 | 11488241 |
12 | 7465507 |
13 | 47449c3 |
14 | 2cd6b0b |
15 | 1e02a84 |
hex | 1502a97 |
22030999 has 4 divisors (see below), whose sum is σ = 22041936. Its totient is φ = 22020064.
The previous prime is 22030993. The next prime is 22031003. The reversal of 22030999 is 99903022.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 22030999 - 27 = 22030871 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22030993) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1474 + ... + 6799.
It is an arithmetic number, because the mean of its divisors is an integer number (5510484).
Almost surely, 222030999 is an apocalyptic number.
22030999 is a deficient number, since it is larger than the sum of its proper divisors (10937).
22030999 is an equidigital number, since it uses as much as digits as its factorization.
22030999 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10936.
The product of its (nonzero) digits is 8748, while the sum is 34.
The square root of 22030999 is about 4693.7191010967. The cubic root of 22030999 is about 280.3354779934.
The spelling of 22030999 in words is "twenty-two million, thirty thousand, nine hundred ninety-nine".
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