Base | Representation |
---|---|
bin | 111110111100110… |
… | …0001101010100111 |
3 | 12110012112111201122 |
4 | 1331321201222213 |
5 | 13311212411403 |
6 | 545332244155 |
7 | 103225451042 |
oct | 17571415247 |
9 | 5405474648 |
10 | 2112232103 |
11 | 994333273 |
12 | 4ab47065b |
13 | 2787b16a7 |
14 | 160751c59 |
15 | c5681838 |
hex | 7de61aa7 |
2112232103 has 4 divisors (see below), whose sum is σ = 2112509328. Its totient is φ = 2111954880.
The previous prime is 2112232097. The next prime is 2112232153. The reversal of 2112232103 is 3012322112.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2112232103 - 26 = 2112232039 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2112232153) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126851 + ... + 142532.
It is an arithmetic number, because the mean of its divisors is an integer number (528127332).
Almost surely, 22112232103 is an apocalyptic number.
2112232103 is a deficient number, since it is larger than the sum of its proper divisors (277225).
2112232103 is an equidigital number, since it uses as much as digits as its factorization.
2112232103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 277224.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 2112232103 is about 45959.0263495649. The cubic root of 2112232103 is about 1283.0607301720.
Adding to 2112232103 its reverse (3012322112), we get a palindrome (5124554215).
Subtracting 2112232103 from its reverse (3012322112), we obtain a palindrome (900090009).
The spelling of 2112232103 in words is "two billion, one hundred twelve million, two hundred thirty-two thousand, one hundred three".
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