Base | Representation |
---|---|
bin | 100011100110… |
… | …010111111101 |
3 | 122120010101211 |
4 | 203212113331 |
5 | 4342112341 |
6 | 532004421 |
7 | 142215433 |
oct | 43462775 |
9 | 18503354 |
10 | 9332221 |
11 | 52a4488 |
12 | 3160711 |
13 | 1c19932 |
14 | 134cd53 |
15 | c45181 |
hex | 8e65fd |
9332221 has 4 divisors (see below), whose sum is σ = 9338652. Its totient is φ = 9325792.
The previous prime is 9332203. The next prime is 9332231. The reversal of 9332221 is 1222339.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1222339 = 53 ⋅23063.
It can be written as a sum of positive squares in 2 ways, for example, as 8916196 + 416025 = 2986^2 + 645^2 .
It is a cyclic number.
It is not a de Polignac number, because 9332221 - 25 = 9332189 is a prime.
It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a nialpdrome in base 10.
It is a junction number, because it is equal to n+sod(n) for n = 9332192 and 9332201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9332231) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105 + ... + 4321.
It is an arithmetic number, because the mean of its divisors is an integer number (2334663).
Almost surely, 29332221 is an apocalyptic number.
It is an amenable number.
9332221 is a deficient number, since it is larger than the sum of its proper divisors (6431).
9332221 is a wasteful number, since it uses less digits than its factorization.
9332221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6430.
The product of its digits is 648, while the sum is 22.
The square root of 9332221 is about 3054.8684096046. The cubic root of 9332221 is about 210.5369554261.
The spelling of 9332221 in words is "nine million, three hundred thirty-two thousand, two hundred twenty-one".
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