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23412223 = 31755233
BaseRepresentation
bin101100101001…
…1110111111111
31122001110112101
41121103313333
521443142343
62153445531
7403000132
oct131236777
948043471
1023412223
1112240a4a
127a108a7
134b095b3
143176219
1520c6e4d
hex1653dff

23412223 has 4 divisors (see below), whose sum is σ = 24167488. Its totient is φ = 22656960.

The previous prime is 23412217. The next prime is 23412241. The reversal of 23412223 is 32221432.

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 23412223 - 29 = 23411711 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23412223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23412283) 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, 377586 + ... + 377647.

It is an arithmetic number, because the mean of its divisors is an integer number (6041872).

Almost surely, 223412223 is an apocalyptic number.

23412223 is a deficient number, since it is larger than the sum of its proper divisors (755265).

23412223 is an equidigital number, since it uses as much as digits as its factorization.

23412223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755264.

The product of its digits is 576, while the sum is 19.

The square root of 23412223 is about 4838.6178811723. The cubic root of 23412223 is about 286.0756438379.

Adding to 23412223 its reverse (32221432), we get a palindrome (55633655).

The spelling of 23412223 in words is "twenty-three million, four hundred twelve thousand, two hundred twenty-three".

Divisors: 1 31 755233 23412223