Base | Representation |
---|---|
bin | 1100010010101001111111 |
3 | 20001200221122 |
4 | 30102221333 |
5 | 1311102033 |
6 | 153021155 |
7 | 36250001 |
oct | 14225177 |
9 | 6050848 |
10 | 3222143 |
11 | 1900931 |
12 | 10b47bb |
13 | 88a7c2 |
14 | 5dc371 |
15 | 439a98 |
hex | 312a7f |
3222143 has 4 divisors (see below), whose sum is σ = 3261048. Its totient is φ = 3183240.
The previous prime is 3222137. The next prime is 3222151. The reversal of 3222143 is 3412223.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 3222143 - 214 = 3205759 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3222113) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19328 + ... + 19493.
It is an arithmetic number, because the mean of its divisors is an integer number (815262).
Almost surely, 23222143 is an apocalyptic number.
3222143 is a deficient number, since it is larger than the sum of its proper divisors (38905).
3222143 is an equidigital number, since it uses as much as digits as its factorization.
3222143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38904.
The product of its digits is 288, while the sum is 17.
The square root of 3222143 is about 1795.0328687798. The cubic root of 3222143 is about 147.7003769059.
Adding to 3222143 its reverse (3412223), we get a palindrome (6634366).
The spelling of 3222143 in words is "three million, two hundred twenty-two thousand, one hundred forty-three".
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