Search a number
-
+
230132 = 2278219
BaseRepresentation
bin111000001011110100
3102200200102
4320023310
524331012
64533232
71645640
oct701364
9380612
10230132
111479a1
12b1218
1380996
145dc20
15482c2
hex382f4

230132 has 12 divisors (see below), whose sum is σ = 460320. Its totient is φ = 98616.

The previous prime is 230123. The next prime is 230137. The reversal of 230132 is 231032.

230132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

230132 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230137) by changing a digit.

230132 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4082 + ... + 4137.

It is an arithmetic number, because the mean of its divisors is an integer number (38360).

2230132 is an apocalyptic number.

It is an amenable number.

230132 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.

230132 is a wasteful number, since it uses less digits than its factorization.

230132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8230 (or 8228 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 230132 is about 479.7207521048. The cubic root of 230132 is about 61.2809755859.

Adding to 230132 its reverse (231032), we get a palindrome (461164).

Subtracting 230132 from its reverse (231032), we obtain a square (900 = 302).

The spelling of 230132 in words is "two hundred thirty thousand, one hundred thirty-two".

Divisors: 1 2 4 7 14 28 8219 16438 32876 57533 115066 230132