Base | Representation |
---|---|
bin | 1000010000001010… |
… | …1111001111111010 |
3 | 12201101111102110202 |
4 | 2010002233033322 |
5 | 14014104412310 |
6 | 1003453442202 |
7 | 105616553462 |
oct | 20402571772 |
9 | 5641442422 |
10 | 2215310330 |
11 | a37537492 |
12 | 519aa0362 |
13 | 293c6231c |
14 | 170304ba2 |
15 | ce7433a5 |
hex | 840af3fa |
2215310330 has 16 divisors (see below), whose sum is σ = 3990059784. Its totient is φ = 885568320.
The previous prime is 2215310323. The next prime is 2215310333. The reversal of 2215310330 is 330135122.
2215310330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 2206086961 + 9223369 = 46969^2 + 3037^2 .
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2215310333) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52541 + ... + 84800.
Almost surely, 22215310330 is an apocalyptic number.
2215310330 is a deficient number, since it is larger than the sum of its proper divisors (1774749454).
2215310330 is a wasteful number, since it uses less digits than its factorization.
2215310330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 138961.
The product of its (nonzero) digits is 540, while the sum is 20.
The square root of 2215310330 is about 47067.0832960786. The cubic root of 2215310330 is about 1303.6015180766.
Adding to 2215310330 its reverse (330135122), we get a palindrome (2545445452).
The spelling of 2215310330 in words is "two billion, two hundred fifteen million, three hundred ten thousand, three hundred thirty".
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