Search a number
-
+
6854090 = 251394931
BaseRepresentation
bin11010001001010111001010
3110220020001012
4122021113022
53223312330
6402523522
7112154525
oct32112712
913806035
106854090
113961641
1223665a2
13155c999
14ca5bbc
15905c95
hex6895ca

6854090 has 16 divisors (see below), whose sum is σ = 12428640. Its totient is φ = 2721360.

The previous prime is 6854083. The next prime is 6854101. The reversal of 6854090 is 904586.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1076 + ... + 3855.

It is an arithmetic number, because the mean of its divisors is an integer number (776790).

Almost surely, 26854090 is an apocalyptic number.

6854090 is a deficient number, since it is larger than the sum of its proper divisors (5574550).

6854090 is a wasteful number, since it uses less digits than its factorization.

6854090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5077.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 6854090 is about 2618.0317033986. The cubic root of 6854090 is about 189.9546521508.

The spelling of 6854090 in words is "six million, eight hundred fifty-four thousand, ninety".

Divisors: 1 2 5 10 139 278 695 1390 4931 9862 24655 49310 685409 1370818 3427045 6854090