Search a number
-
+
23874 = 2323173
BaseRepresentation
bin101110101000010
31012202020
411311002
51230444
6302310
7126414
oct56502
935666
1023874
1116a34
1211996
13ab36
1489b4
157119
hex5d42

23874 has 16 divisors (see below), whose sum is σ = 50112. Its totient is φ = 7568.

The previous prime is 23873. The next prime is 23879. The reversal of 23874 is 47832.

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

It is a plaindrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23873) 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 in 7 ways as a sum of consecutive naturals, for example, 52 + ... + 224.

It is an arithmetic number, because the mean of its divisors is an integer number (3132).

223874 is an apocalyptic number.

23874 is an abundant number, since it is smaller than the sum of its proper divisors (26238).

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 (25056).

23874 is a wasteful number, since it uses less digits than its factorization.

23874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201.

The product of its digits is 1344, while the sum is 24.

The square root of 23874 is about 154.5121354457. The cubic root of 23874 is about 28.7944240748.

It can be divided in two parts, 23 and 874, that multiplied together give a palindrome (20102).

The spelling of 23874 in words is "twenty-three thousand, eight hundred seventy-four".

Divisors: 1 2 3 6 23 46 69 138 173 346 519 1038 3979 7958 11937 23874