Base | Representation |
---|---|
bin | 101010001010… |
… | …0010001001000 |
3 | 1112120221202210 |
4 | 1110110101020 |
5 | 21124244422 |
6 | 2105425120 |
7 | 355605363 |
oct | 124242110 |
9 | 45527683 |
10 | 22103112 |
11 | 11527439 |
12 | 749b1a0 |
13 | 476b785 |
14 | 2d150da |
15 | 1e1910c |
hex | 1514448 |
22103112 has 16 divisors (see below), whose sum is σ = 55257840. Its totient is φ = 7367696.
The previous prime is 22103089. The next prime is 22103117. The reversal of 22103112 is 21130122.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is not an unprimeable number, because it can be changed into a prime (22103117) 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, 460458 + ... + 460505.
It is an arithmetic number, because the mean of its divisors is an integer number (3453615).
Almost surely, 222103112 is an apocalyptic number.
It is an amenable number.
22103112 is an abundant number, since it is smaller than the sum of its proper divisors (33154728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22103112 is a wasteful number, since it uses less digits than its factorization.
22103112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 920972 (or 920968 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 12.
The square root of 22103112 is about 4701.3946866861. The cubic root of 22103112 is about 280.6410143754.
Adding to 22103112 its reverse (21130122), we get a palindrome (43233234).
The spelling of 22103112 in words is "twenty-two million, one hundred three thousand, one hundred twelve".
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