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4500223 = 713172909
BaseRepresentation
bin10001001010101011111111
322110122010221
4101022223333
52123001343
6240242211
753152120
oct21125377
98418127
104500223
1125a40a2
121610367
13c17470
14852047
155dd5ed
hex44aaff

4500223 has 16 divisors (see below), whose sum is σ = 5866560. Its totient is φ = 3350016.

The previous prime is 4500217. The next prime is 4500229. The reversal of 4500223 is 3220054.

It is an interprime number because it is at equal distance from previous prime (4500217) and next prime (4500229).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4500223 is a prime.

It is a plaindrome in base 16.

It is a zygodrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 4500197 and 4500206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4500229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93 + ... + 3001.

It is an arithmetic number, because the mean of its divisors is an integer number (366660).

Almost surely, 24500223 is an apocalyptic number.

4500223 is a deficient number, since it is larger than the sum of its proper divisors (1366337).

4500223 is a wasteful number, since it uses less digits than its factorization.

4500223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2946.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 4500223 is about 2121.3729045125. The cubic root of 4500223 is about 165.0990895470.

Adding to 4500223 its reverse (3220054), we get a palindrome (7720277).

The spelling of 4500223 in words is "four million, five hundred thousand, two hundred twenty-three".

Divisors: 1 7 13 17 91 119 221 1547 2909 20363 37817 49453 264719 346171 642889 4500223