Search a number
-
+
6872469 = 323103967
BaseRepresentation
bin11010001101110110010101
3110221011020220
4122031312111
53224404334
6403144553
7112262232
oct32156625
913834226
106872469
11397442a
122375159
131568166
14cac789
1590b449
hex68dd95

6872469 has 16 divisors (see below), whose sum is σ = 9664512. Its totient is φ = 4335408.

The previous prime is 6872431. The next prime is 6872477. The reversal of 6872469 is 9642786.

6872469 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6872469 - 211 = 6870421 is a prime.

It is a super-2 number, since 2×68724692 = 94461660311922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6872469.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6872419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6624 + ... + 7590.

It is an arithmetic number, because the mean of its divisors is an integer number (604032).

Almost surely, 26872469 is an apocalyptic number.

6872469 is a gapful number since it is divisible by the number (69) formed by its first and last digit.

It is an amenable number.

6872469 is a deficient number, since it is larger than the sum of its proper divisors (2792043).

6872469 is a wasteful number, since it uses less digits than its factorization.

6872469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1096.

The product of its digits is 145152, while the sum is 42.

The square root of 6872469 is about 2621.5394332338. The cubic root of 6872469 is about 190.1242861797.

The spelling of 6872469 in words is "six million, eight hundred seventy-two thousand, four hundred sixty-nine".

Divisors: 1 3 23 69 103 309 967 2369 2901 7107 22241 66723 99601 298803 2290823 6872469