Search a number
-
+
228500024 = 2389320927
BaseRepresentation
bin11011001111010…
…10001000111000
3120220222000002212
431213222020320
5431444000044
634401314252
75443134554
oct1547521070
9526860085
10228500024
11107a894a5
1264635988
133845561c
14224c0864
15150d8a9e
hexd9ea238

228500024 has 16 divisors (see below), whose sum is σ = 433252800. Its totient is φ = 112965952.

The previous prime is 228500021. The next prime is 228500033. The reversal of 228500024 is 420005822.

228500024 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228500021) 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, 159752 + ... + 161175.

It is an arithmetic number, because the mean of its divisors is an integer number (27078300).

Almost surely, 2228500024 is an apocalyptic number.

It is an amenable number.

228500024 is a deficient number, since it is larger than the sum of its proper divisors (204752776).

228500024 is a wasteful number, since it uses less digits than its factorization.

228500024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321022 (or 321018 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 228500024 is about 15116.2172516804. The cubic root of 228500024 is about 611.3577425035.

Adding to 228500024 its reverse (420005822), we get a palindrome (648505846).

The spelling of 228500024 in words is "two hundred twenty-eight million, five hundred thousand, twenty-four".

Divisors: 1 2 4 8 89 178 356 712 320927 641854 1283708 2567416 28562503 57125006 114250012 228500024