Search a number
-
+
4245183 = 33157229
BaseRepresentation
bin10000001100011010111111
321222200022000
4100030122333
52041321213
6230553343
751040425
oct20143277
97880260
104245183
11243a518
121508853
13b58357
147c7115
1558cc73
hex40c6bf

4245183 has 8 divisors (see below), whose sum is σ = 6289200. Its totient is φ = 2830104.

The previous prime is 4245167. The next prime is 4245193. The reversal of 4245183 is 3815424.

It is not a de Polignac number, because 4245183 - 24 = 4245167 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 157229 = 4245183 / (4 + 2 + 4 + 5 + 1 + 8 + 3).

4245183 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4245103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78588 + ... + 78641.

It is an arithmetic number, because the mean of its divisors is an integer number (786150).

Almost surely, 24245183 is an apocalyptic number.

4245183 is a deficient number, since it is larger than the sum of its proper divisors (2044017).

4245183 is a wasteful number, since it uses less digits than its factorization.

4245183 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157238 (or 157232 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 4245183 is about 2060.3841874757. The cubic root of 4245183 is about 161.9193700267.

The spelling of 4245183 in words is "four million, two hundred forty-five thousand, one hundred eighty-three".

Divisors: 1 3 9 27 157229 471687 1415061 4245183