Base | Representation |
---|---|
bin | 10100101011111001… |
… | …111001001100011100 |
3 | 2010022221201201100201 |
4 | 110223321321030130 |
5 | 330442111330434 |
6 | 14112004033244 |
7 | 1414264032100 |
oct | 245371711434 |
9 | 63287651321 |
10 | 22211433244 |
11 | 9468858600 |
12 | 437a692824 |
13 | 212c8b0310 |
14 | 1109c9b900 |
15 | 89ee95614 |
hex | 52be7931c |
22211433244 has 108 divisors (see below), whose sum is σ = 53524225272. Its totient is φ = 7988016960.
The previous prime is 22211433241. The next prime is 22211433263. The reversal of 22211433244 is 44233411222.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22211433241) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 272287 + ... + 344329.
Almost surely, 222211433244 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 22211433244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26762112636).
22211433244 is an abundant number, since it is smaller than the sum of its proper divisors (31312792028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22211433244 is a wasteful number, since it uses less digits than its factorization.
22211433244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72096 (or 72076 counting only the distinct ones).
The product of its digits is 9216, while the sum is 28.
Adding to 22211433244 its reverse (44233411222), we get a palindrome (66444844466).
The spelling of 22211433244 in words is "twenty-two billion, two hundred eleven million, four hundred thirty-three thousand, two hundred forty-four".
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