Base | Representation |
---|---|
bin | 101010000001… |
… | …0100011100000 |
3 | 1112110021020200 |
4 | 1110002203200 |
5 | 21114434220 |
6 | 2104105200 |
7 | 355154016 |
oct | 124024340 |
9 | 45407220 |
10 | 22030560 |
11 | 11487982 |
12 | 7465200 |
13 | 4744746 |
14 | 2cd68b6 |
15 | 1e02890 |
hex | 15028e0 |
22030560 has 72 divisors (see below), whose sum is σ = 75184200. Its totient is φ = 5874432.
The previous prime is 22030531. The next prime is 22030579. The reversal of 22030560 is 6503022.
It is a tau number, because it is divible by the number of its divisors (72).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6210 + ... + 9089.
It is an arithmetic number, because the mean of its divisors is an integer number (1044225).
Almost surely, 222030560 is an apocalyptic number.
22030560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22030560 is an abundant number, since it is smaller than the sum of its proper divisors (53153640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22030560 is a wasteful number, since it uses less digits than its factorization.
22030560 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15320 (or 15309 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 18.
The square root of 22030560 is about 4693.6723362416. The cubic root of 22030560 is about 280.3336159490. Note that the first 3 decimals are identical.
Adding to 22030560 its reverse (6503022), we get a palindrome (28533582).
The spelling of 22030560 in words is "twenty-two million, thirty thousand, five hundred sixty".
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