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23234 = 211617
BaseRepresentation
bin101101011000010
31011212112
411223002
51220414
6255322
7124511
oct55302
934775
1023234
1116502
1211542
13a763
148678
156d3e
hex5ac2

23234 has 4 divisors (see below), whose sum is σ = 34854. Its totient is φ = 11616.

The previous prime is 23227. The next prime is 23251. The reversal of 23234 is 43232.

Subtracting from 23234 its sum of digits (14), we obtain a triangular number (23220 = T215).

Adding to 23234 its reverse (43232), we get a palindrome (66466).

23234 = 872 + 882 + 892.

23234 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21025 + 2209 = 145^2 + 47^2 .

It is an alternating number because its digits alternate between even and odd.

It is a nialpdrome in base 13.

It is a congruent number.

It is an unprimeable number.

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, 5807 + ... + 5810.

223234 is an apocalyptic number.

23234 is a deficient number, since it is larger than the sum of its proper divisors (11620).

23234 is a wasteful number, since it uses less digits than its factorization.

23234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11619.

The product of its digits is 144, while the sum is 14.

The square root of 23234 is about 152.4270317234. The cubic root of 23234 is about 28.5347887477.

The spelling of 23234 in words is "twenty-three thousand, two hundred thirty-four".

Divisors: 1 2 11617 23234