Base | Representation |
---|---|
bin | 101010000001… |
… | …0100100101000 |
3 | 1112110021100100 |
4 | 1110002210220 |
5 | 21114440012 |
6 | 2104105400 |
7 | 355154151 |
oct | 124024450 |
9 | 45407310 |
10 | 22030632 |
11 | 11487a38 |
12 | 7465260 |
13 | 47447a0 |
14 | 2cd6928 |
15 | 1e028dc |
hex | 1502928 |
22030632 has 48 divisors (see below), whose sum is σ = 64258740. Its totient is φ = 6778368.
The previous prime is 22030583. The next prime is 22030637. The reversal of 22030632 is 23603022.
22030632 is a `hidden beast` number, since 2 + 2 + 0 + 30 + 632 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 20304036 + 1726596 = 4506^2 + 1314^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (22030637) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10833 + ... + 12704.
Almost surely, 222030632 is an apocalyptic number.
It is an amenable number.
22030632 is an abundant number, since it is smaller than the sum of its proper divisors (42228108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22030632 is a wasteful number, since it uses less digits than its factorization.
22030632 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23562 (or 23555 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
The square root of 22030632 is about 4693.6800061359. The cubic root of 22030632 is about 280.3339213429. Note that the first 3 decimals are identical.
Adding to 22030632 its reverse (23603022), we get a palindrome (45633654).
The spelling of 22030632 in words is "twenty-two million, thirty thousand, six hundred thirty-two".
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