Base | Representation |
---|---|
bin | 11010011101111… |
… | …00001011100011 |
3 | 120110202210121221 |
4 | 31032330023203 |
5 | 423314122243 |
6 | 34010355511 |
7 | 5334066400 |
oct | 1516741343 |
9 | 513683557 |
10 | 222020323 |
11 | 104363178 |
12 | 6242bb97 |
13 | 36cc7195 |
14 | 216b52a7 |
15 | 14758bed |
hex | d3bc2e3 |
222020323 has 24 divisors (see below), whose sum is σ = 275173200. Its totient is φ = 177988608.
The previous prime is 222020303. The next prime is 222020329. The reversal of 222020323 is 323020222.
It is not a de Polignac number, because 222020323 - 217 = 221889251 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 222020297 and 222020306.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (222020329) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 148363 + ... + 149851.
It is an arithmetic number, because the mean of its divisors is an integer number (11465550).
Almost surely, 2222020323 is an apocalyptic number.
222020323 is a deficient number, since it is larger than the sum of its proper divisors (53152877).
222020323 is a wasteful number, since it uses less digits than its factorization.
222020323 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1699 (or 1692 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 16.
The square root of 222020323 is about 14900.3464053692. The cubic root of 222020323 is about 605.5233710783.
Adding to 222020323 its reverse (323020222), we get a palindrome (545040545).
The spelling of 222020323 in words is "two hundred twenty-two million, twenty thousand, three hundred twenty-three".
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