Base | Representation |
---|---|
bin | 1000100110111111… |
… | …0110011010001111 |
3 | 12222001121002111200 |
4 | 2021233312122033 |
5 | 14213110202343 |
6 | 1021153120543 |
7 | 111161236056 |
oct | 21157663217 |
9 | 5861532450 |
10 | 2311022223 |
11 | a8656a224 |
12 | 545b59153 |
13 | 2aaa34093 |
14 | 17ccdb39d |
15 | d7d4c4d3 |
hex | 89bf668f |
2311022223 has 24 divisors (see below), whose sum is σ = 3405168000. Its totient is φ = 1509981264.
The previous prime is 2311022213. The next prime is 2311022237. The reversal of 2311022223 is 3222201132.
It is not a de Polignac number, because 2311022223 - 28 = 2311021967 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2311022196 and 2311022205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2311022213) 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 23 ways as a sum of consecutive naturals, for example, 110368 + ... + 129626.
It is an arithmetic number, because the mean of its divisors is an integer number (141882000).
Almost surely, 22311022223 is an apocalyptic number.
2311022223 is a deficient number, since it is larger than the sum of its proper divisors (1094145777).
2311022223 is a wasteful number, since it uses less digits than its factorization.
2311022223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19531 (or 19528 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 2311022223 is about 48073.0925050594. The cubic root of 2311022223 is about 1322.1113713551. Note that the first 3 decimals are identical.
Adding to 2311022223 its reverse (3222201132), we get a palindrome (5533223355).
The spelling of 2311022223 in words is "two billion, three hundred eleven million, twenty-two thousand, two hundred twenty-three".
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