Search a number
-
+
4243768 = 232632017
BaseRepresentation
bin10000001100000100111000
321222121100121
4100030010320
52041300033
6230543024
751033334
oct20140470
97877317
104243768
112439451
121507a74
13b57809
147c67c4
1558c62d
hex40c138

4243768 has 16 divisors (see below), whose sum is σ = 7991280. Its totient is φ = 2112768.

The previous prime is 4243747. The next prime is 4243781. The reversal of 4243768 is 8673424.

It is an Ulam number.

It is a d-powerful number, because it can be written as 47 + 215 + 411 + 34 + 7 + 63 + 8 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1096 + ... + 3112.

It is an arithmetic number, because the mean of its divisors is an integer number (499455).

Almost surely, 24243768 is an apocalyptic number.

It is an amenable number.

4243768 is a deficient number, since it is larger than the sum of its proper divisors (3747512).

4243768 is a wasteful number, since it uses less digits than its factorization.

4243768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2286 (or 2282 counting only the distinct ones).

The product of its digits is 32256, while the sum is 34.

The square root of 4243768 is about 2060.0407762955. The cubic root of 4243768 is about 161.9013777620.

The spelling of 4243768 in words is "four million, two hundred forty-three thousand, seven hundred sixty-eight".

Divisors: 1 2 4 8 263 526 1052 2017 2104 4034 8068 16136 530471 1060942 2121884 4243768