Base | Representation |
---|---|
bin | 1000010001110010… |
… | …0101010011001001 |
3 | 12201212020122000100 |
4 | 2010130211103021 |
5 | 14022323212241 |
6 | 1004255000013 |
7 | 106031261601 |
oct | 20434452311 |
9 | 5655218010 |
10 | 2222085321 |
11 | a40344655 |
12 | 520209009 |
13 | 295494cb1 |
14 | 171189c01 |
15 | d01309b6 |
hex | 847254c9 |
2222085321 has 27 divisors (see below), whose sum is σ = 3391601421. Its totient is φ = 1401725304.
The previous prime is 2222085293. The next prime is 2222085343. The reversal of 2222085321 is 1235802222.
The square root of 2222085321 is 47139.
It is a perfect power (a square), and thus also a powerful number.
It is not a de Polignac number, because 2222085321 - 217 = 2221954249 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2222085391) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2686510 + ... + 2687336.
Almost surely, 22222085321 is an apocalyptic number.
2222085321 is the 47139-th square number.
2222085321 is the 23570-th centered octagonal number.
It is an amenable number.
2222085321 is a deficient number, since it is larger than the sum of its proper divisors (1169516100).
2222085321 is an frugal number, since it uses more digits than its factorization.
2222085321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1698 (or 849 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 27.
The cubic root of 2222085321 is about 1304.9290823311.
Adding to 2222085321 its reverse (1235802222), we get a palindrome (3457887543).
It can be divided in two parts, 222208 and 5321, that added together give a square (227529 = 4772).
The spelling of 2222085321 in words is "two billion, two hundred twenty-two million, eighty-five thousand, three hundred twenty-one".
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