Search a number
-
+
230204132 = 22317181549
BaseRepresentation
bin11011011100010…
…10001011100100
3121001011120200222
431232022023210
5432413013012
634502023512
75463463034
oct1556121344
9531146628
10230204132
11108a42854
1265117b98
1338901182
14228058c4
1515323972
hexdb8a2e4

230204132 has 12 divisors (see below), whose sum is σ = 404130300. Its totient is φ = 114738336.

The previous prime is 230204131. The next prime is 230204141. The reversal of 230204132 is 231402032.

230204132 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 19838116 + 210366016 = 4454^2 + 14504^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 230204132.

It is not an unprimeable number, because it can be changed into a prime (230204131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89507 + ... + 92042.

It is an arithmetic number, because the mean of its divisors is an integer number (33677525).

Almost surely, 2230204132 is an apocalyptic number.

It is an amenable number.

230204132 is a deficient number, since it is larger than the sum of its proper divisors (173926168).

230204132 is a wasteful number, since it uses less digits than its factorization.

230204132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181870 (or 181868 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 230204132 is about 15172.4794282279. The cubic root of 230204132 is about 612.8737750246.

Adding to 230204132 its reverse (231402032), we get a palindrome (461606164).

The spelling of 230204132 in words is "two hundred thirty million, two hundred four thousand, one hundred thirty-two".

Divisors: 1 2 4 317 634 1268 181549 363098 726196 57551033 115102066 230204132