Search a number
-
+
230652 = 223243149
BaseRepresentation
bin111000010011111100
3102201101200
4320103330
524340102
64535500
71650312
oct702374
9381350
10230652
11148324
12b1590
1380ca6
14600b2
154851c
hex384fc

230652 has 36 divisors (see below), whose sum is σ = 600600. Its totient is φ = 74592.

The previous prime is 230647. The next prime is 230653. The reversal of 230652 is 256032.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1474 + ... + 1622.

2230652 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (300300).

230652 is an abundant number, since it is smaller than the sum of its proper divisors (369948).

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

230652 is a wasteful number, since it uses less digits than its factorization.

230652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 230652 is about 480.2624282619. The cubic root of 230652 is about 61.3270971395.

Adding to 230652 its reverse (256032), we get a palindrome (486684).

The spelling of 230652 in words is "two hundred thirty thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 9 12 18 36 43 86 129 149 172 258 298 387 447 516 596 774 894 1341 1548 1788 2682 5364 6407 12814 19221 25628 38442 57663 76884 115326 230652