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23934 = 233989
BaseRepresentation
bin101110101111110
31012211110
411311332
51231214
6302450
7126531
oct56576
935743
1023934
1116a89
1211a26
13ab81
148a18
157159
hex5d7e

23934 has 8 divisors (see below), whose sum is σ = 47880. Its totient is φ = 7976.

The previous prime is 23929. The next prime is 23957. The reversal of 23934 is 43932.

It is a sphenic number, since it is the product of 3 distinct primes.

23934 is an admirable number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 23934.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1989 + ... + 2000.

It is an arithmetic number, because the mean of its divisors is an integer number (5985).

223934 is an apocalyptic number.

23934 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23940).

23934 is a wasteful number, since it uses less digits than its factorization.

23934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3994.

The product of its digits is 648, while the sum is 21.

The square root of 23934 is about 154.7061731154. The cubic root of 23934 is about 28.8185258891.

The spelling of 23934 in words is "twenty-three thousand, nine hundred thirty-four".

Divisors: 1 2 3 6 3989 7978 11967 23934