Base | Representation |
---|---|
bin | 11010100000000… |
… | …11001110011010 |
3 | 120111022120210200 |
4 | 31100003032122 |
5 | 423402430242 |
6 | 34020523030 |
7 | 5336420652 |
oct | 1520031632 |
9 | 514276720 |
10 | 222311322 |
11 | 104541872 |
12 | 62550476 |
13 | 3709977c |
14 | 2174d362 |
15 | 147b504c |
hex | d40339a |
222311322 has 24 divisors (see below), whose sum is σ = 482491776. Its totient is φ = 73978056.
The previous prime is 222311317. The next prime is 222311393. The reversal of 222311322 is 223113222.
222311322 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 222311295 and 222311304.
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, 753 + ... + 21099.
It is an arithmetic number, because the mean of its divisors is an integer number (20103824).
Almost surely, 2222311322 is an apocalyptic number.
222311322 is an abundant number, since it is smaller than the sum of its proper divisors (260180454).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
222311322 is a wasteful number, since it uses less digits than its factorization.
222311322 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20962 (or 20959 counting only the distinct ones).
The product of its digits is 288, while the sum is 18.
The square root of 222311322 is about 14910.1080478982. The cubic root of 222311322 is about 605.7878059810.
Adding to 222311322 its reverse (223113222), we get a palindrome (445424544).
It can be divided in two parts, 2 and 22311322, that multiplied together give a palindrome (44622644).
The spelling of 222311322 in words is "two hundred twenty-two million, three hundred eleven thousand, three hundred twenty-two".
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