Search a number
-
+
230500422 = 23212805579
BaseRepresentation
bin11011011110100…
…10100001000110
3121001201122010200
431233102201012
5433002003142
634512231330
75466135615
oct1557224106
9531648120
10230500422
11109125419
126523b546
13389a5ca9
142288187c
151538164c
hexdbd2846

230500422 has 12 divisors (see below), whose sum is σ = 499417620. Its totient is φ = 76833468.

The previous prime is 230500397. The next prime is 230500427. The reversal of 230500422 is 224005032.

230500422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 12805579 = 230500422 / (2 + 3 + 0 + 5 + 0 + 0 + 4 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 230500395 and 230500404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230500427) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6402772 + ... + 6402807.

It is an arithmetic number, because the mean of its divisors is an integer number (41618135).

Almost surely, 2230500422 is an apocalyptic number.

230500422 is an abundant number, since it is smaller than the sum of its proper divisors (268917198).

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

230500422 is a wasteful number, since it uses less digits than its factorization.

230500422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12805587 (or 12805584 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 230500422 is about 15182.2403485125. The cubic root of 230500422 is about 613.1366004844.

Adding to 230500422 its reverse (224005032), we get a palindrome (454505454).

The spelling of 230500422 in words is "two hundred thirty million, five hundred thousand, four hundred twenty-two".

Divisors: 1 2 3 6 9 18 12805579 25611158 38416737 76833474 115250211 230500422