Base | Representation |
---|---|
bin | 1000010010000011… |
… | …1010101001010010 |
3 | 12201221101100022202 |
4 | 2010200322221102 |
5 | 14023121040310 |
6 | 1004335203202 |
7 | 106044032561 |
oct | 20440725122 |
9 | 5657340282 |
10 | 2223221330 |
11 | a40a50100 |
12 | 520676502 |
13 | 2957a20a5 |
14 | 1713a3bd8 |
15 | d02a73a5 |
hex | 8483aa52 |
2223221330 has 48 divisors (see below), whose sum is σ = 4408024320. Its totient is φ = 806725920.
The previous prime is 2223221323. The next prime is 2223221333. The reversal of 2223221330 is 331223222.
It is not an unprimeable number, because it can be changed into a prime (2223221333) 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, 660191 + ... + 663549.
It is an arithmetic number, because the mean of its divisors is an integer number (91833840).
Almost surely, 22223221330 is an apocalyptic number.
2223221330 is a deficient number, since it is larger than the sum of its proper divisors (2184802990).
2223221330 is a wasteful number, since it uses less digits than its factorization.
2223221330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3935 (or 3924 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 20.
The square root of 2223221330 is about 47151.0480265285. The cubic root of 2223221330 is about 1305.1514198233.
Adding to 2223221330 its reverse (331223222), we get a palindrome (2554444552).
The spelling of 2223221330 in words is "two billion, two hundred twenty-three million, two hundred twenty-one thousand, three hundred thirty".
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