Base | Representation |
---|---|
bin | 111100010011001… |
… | …0111011001010101 |
3 | 12020000020110200002 |
4 | 1320212113121111 |
5 | 13120432320341 |
6 | 532434501045 |
7 | 101065651343 |
oct | 17046273125 |
9 | 5200213602 |
10 | 2023323221 |
11 | 949127757 |
12 | 485734785 |
13 | 26325229a |
14 | 152a0a993 |
15 | bc96d29b |
hex | 78997655 |
2023323221 has 16 divisors (see below), whose sum is σ = 2220203520. Its totient is φ = 1835581440.
The previous prime is 2023323217. The next prime is 2023323223. The reversal of 2023323221 is 1223233202.
It is a cyclic number.
It is not a de Polignac number, because 2023323221 - 22 = 2023323217 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2023323193 and 2023323202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2023323223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127970 + ... + 142908.
It is an arithmetic number, because the mean of its divisors is an integer number (138762720).
Almost surely, 22023323221 is an apocalyptic number.
It is an amenable number.
2023323221 is a deficient number, since it is larger than the sum of its proper divisors (196880299).
2023323221 is a wasteful number, since it uses less digits than its factorization.
2023323221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15244.
The product of its (nonzero) digits is 864, while the sum is 20.
The square root of 2023323221 is about 44981.3652638512. The cubic root of 2023323221 is about 1264.7997039496.
Adding to 2023323221 its reverse (1223233202), we get a palindrome (3246556423).
The spelling of 2023323221 in words is "two billion, twenty-three million, three hundred twenty-three thousand, two hundred twenty-one".
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