Search a number
-
+
6874165 = 51374833
BaseRepresentation
bin11010001110010000110101
3110221020120201
4122032100311
53224433130
6403200501
7112300204
oct32162065
913836521
106874165
113975731
122376131
131568b6c
14cad23b
1590bbca
hex68e435

6874165 has 4 divisors (see below), whose sum is σ = 8249004. Its totient is φ = 5499328.

The previous prime is 6874163. The next prime is 6874177. The reversal of 6874165 is 5614786.

6874165 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4986289 + 1887876 = 2233^2 + 1374^2 .

It is a cyclic number.

It is not a de Polignac number, because 6874165 - 21 = 6874163 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6874163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 687412 + ... + 687421.

It is an arithmetic number, because the mean of its divisors is an integer number (2062251).

Almost surely, 26874165 is an apocalyptic number.

It is an amenable number.

6874165 is a deficient number, since it is larger than the sum of its proper divisors (1374839).

6874165 is a wasteful number, since it uses less digits than its factorization.

6874165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1374838.

The product of its digits is 40320, while the sum is 37.

The square root of 6874165 is about 2621.8628873379. The cubic root of 6874165 is about 190.1399246287.

The spelling of 6874165 in words is "six million, eight hundred seventy-four thousand, one hundred sixty-five".

Divisors: 1 5 1374833 6874165