Base | Representation |
---|---|
bin | 111110111100110… |
… | …0001111010100011 |
3 | 12110012112120010102 |
4 | 1331321201322203 |
5 | 13311212424443 |
6 | 545332253015 |
7 | 103225454030 |
oct | 17571417243 |
9 | 5405476112 |
10 | 2112233123 |
11 | 994334010 |
12 | 4ab47116b |
13 | 2787b1cb0 |
14 | 160752387 |
15 | c5681cb8 |
hex | 7de61ea3 |
2112233123 has 16 divisors (see below), whose sum is σ = 2836006656. Its totient is φ = 1519287840.
The previous prime is 2112233107. The next prime is 2112233159. The reversal of 2112233123 is 3213322112.
It is not a de Polignac number, because 2112233123 - 24 = 2112233107 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2112233095 and 2112233104.
It is not an unprimeable number, because it can be changed into a prime (2112233623) 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 15 ways as a sum of consecutive naturals, for example, 1054061 + ... + 1056062.
It is an arithmetic number, because the mean of its divisors is an integer number (177250416).
Almost surely, 22112233123 is an apocalyptic number.
2112233123 is a deficient number, since it is larger than the sum of its proper divisors (723773533).
2112233123 is a wasteful number, since it uses less digits than its factorization.
2112233123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2110154.
The product of its digits is 432, while the sum is 20.
The square root of 2112233123 is about 45959.0374464044. The cubic root of 2112233123 is about 1283.0609367026.
Adding to 2112233123 its reverse (3213322112), we get a palindrome (5325555235).
It can be divided in two parts, 21122 and 33123, that added together give a palindrome (54245).
The spelling of 2112233123 in words is "two billion, one hundred twelve million, two hundred thirty-three thousand, one hundred twenty-three".
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