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22433113 = 118718899
BaseRepresentation
bin101010110010…
…0110101011001
31120012201110001
41111210311121
521220324423
62120453001
7361451443
oct125446531
946181401
1022433113
111173236a
12761a161
134855a41
142d9d493
151e81cad
hex1564d59

22433113 has 4 divisors (see below), whose sum is σ = 22453200. Its totient is φ = 22413028.

The previous prime is 22433087. The next prime is 22433123. The reversal of 22433113 is 31133422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31133422 = 215566711.

It is a cyclic number.

It is not a de Polignac number, because 22433113 - 29 = 22432601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22433123) 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, 8263 + ... + 10636.

It is an arithmetic number, because the mean of its divisors is an integer number (5613300).

Almost surely, 222433113 is an apocalyptic number.

It is an amenable number.

22433113 is a deficient number, since it is larger than the sum of its proper divisors (20087).

22433113 is a wasteful number, since it uses less digits than its factorization.

22433113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20086.

The product of its digits is 432, while the sum is 19.

The square root of 22433113 is about 4736.3607337280. The cubic root of 22433113 is about 282.0307839908.

Adding to 22433113 its reverse (31133422), we get a palindrome (53566535).

It can be divided in two parts, 2243 and 3113, that added together give a triangular number (5356 = T103).

The spelling of 22433113 in words is "twenty-two million, four hundred thirty-three thousand, one hundred thirteen".

Divisors: 1 1187 18899 22433113