Base | Representation |
---|---|
bin | 1000010000001001… |
… | …0100111000011010 |
3 | 12201101021221022202 |
4 | 2010002110320122 |
5 | 14014042433310 |
6 | 1003451250202 |
7 | 105615623555 |
oct | 20402247032 |
9 | 5641257282 |
10 | 2215202330 |
11 | a37473330 |
12 | 519a49962 |
13 | 293c25113 |
14 | 1702b769c |
15 | ce7213a5 |
hex | 84094e1a |
2215202330 has 32 divisors (see below), whose sum is σ = 4371753600. Its totient is φ = 801472320.
The previous prime is 2215202317. The next prime is 2215202359. The reversal of 2215202330 is 332025122.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28709 + ... + 72488.
It is an arithmetic number, because the mean of its divisors is an integer number (136617300).
Almost surely, 22215202330 is an apocalyptic number.
2215202330 is a deficient number, since it is larger than the sum of its proper divisors (2156551270).
2215202330 is a wasteful number, since it uses less digits than its factorization.
2215202330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101414.
The product of its (nonzero) digits is 720, while the sum is 20.
The square root of 2215202330 is about 47065.9359834690. The cubic root of 2215202330 is about 1303.5803334973.
Adding to 2215202330 its reverse (332025122), we get a palindrome (2547227452).
The spelling of 2215202330 in words is "two billion, two hundred fifteen million, two hundred two thousand, three hundred thirty".
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