Base | Representation |
---|---|
bin | 101010001010… |
… | …0011000010000 |
3 | 1112120222101200 |
4 | 1110110120100 |
5 | 21124303233 |
6 | 2105431200 |
7 | 355606614 |
oct | 124243020 |
9 | 45528350 |
10 | 22103568 |
11 | 11527813 |
12 | 749b500 |
13 | 476ba46 |
14 | 2d15344 |
15 | 1e19313 |
hex | 1514610 |
22103568 has 120 divisors (see below), whose sum is σ = 65769600. Its totient is φ = 6918912.
The previous prime is 22103563. The next prime is 22103569. The reversal of 22103568 is 86530122.
It is not an unprimeable number, because it can be changed into a prime (22103561) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 279753 + ... + 279831.
It is an arithmetic number, because the mean of its divisors is an integer number (548080).
Almost surely, 222103568 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22103568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32884800).
22103568 is an abundant number, since it is smaller than the sum of its proper divisors (43666032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22103568 is a wasteful number, since it uses less digits than its factorization.
22103568 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 189 (or 180 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
The square root of 22103568 is about 4701.4431826834. The cubic root of 22103568 is about 280.6429442910.
It can be divided in two parts, 2210 and 3568, that added together give a triangular number (5778 = T107).
The spelling of 22103568 in words is "twenty-two million, one hundred three thousand, five hundred sixty-eight".
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