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23204 = 225801
BaseRepresentation
bin101101010100100
31011211102
411222210
51220304
6255232
7124436
oct55244
934742
1023204
1116485
1211518
13a73c
148656
156d1e
hex5aa4

23204 has 6 divisors (see below), whose sum is σ = 40614. Its totient is φ = 11600.

The previous prime is 23203. The next prime is 23209. The reversal of 23204 is 40232.

It can be written as a sum of positive squares in only one way, i.e., 23104 + 100 = 152^2 + 10^2 .

It is not an unprimeable number, because it can be changed into a prime (23201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2897 + ... + 2904.

It is an arithmetic number, because the mean of its divisors is an integer number (6769).

223204 is an apocalyptic number.

It is an amenable number.

23204 is a deficient number, since it is larger than the sum of its proper divisors (17410).

23204 is a wasteful number, since it uses less digits than its factorization.

23204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5805 (or 5803 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 23204 is about 152.3285921946. The cubic root of 23204 is about 28.5225019787.

Adding to 23204 its reverse (40232), we get a palindrome (63436).

The spelling of 23204 in words is "twenty-three thousand, two hundred four", and thus it is an iban number.

Divisors: 1 2 4 5801 11602 23204