Base | Representation |
---|---|
bin | 101010000001… |
… | …0011011010000 |
3 | 1112110020112010 |
4 | 1110002123100 |
5 | 21114430112 |
6 | 2104102520 |
7 | 355152333 |
oct | 124023320 |
9 | 45406463 |
10 | 22030032 |
11 | 11487542 |
12 | 7464a40 |
13 | 474442b |
14 | 2cd661a |
15 | 1e0263c |
hex | 15026d0 |
22030032 has 20 divisors (see below), whose sum is σ = 56911040. Its totient is φ = 7343328.
The previous prime is 22030031. The next prime is 22030037. The reversal of 22030032 is 23003022.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22030031) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229432 + ... + 229527.
It is an arithmetic number, because the mean of its divisors is an integer number (2845552).
Almost surely, 222030032 is an apocalyptic number.
It is an amenable number.
22030032 is an abundant number, since it is smaller than the sum of its proper divisors (34881008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22030032 is a wasteful number, since it uses less digits than its factorization.
22030032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 458970 (or 458964 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 12.
The square root of 22030032 is about 4693.6160899673. The cubic root of 22030032 is about 280.3313763731.
Adding to 22030032 its reverse (23003022), we get a palindrome (45033054).
The spelling of 22030032 in words is "twenty-two million, thirty thousand, thirty-two".
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