Search a number
-
+
5680913 = 72191607
BaseRepresentation
bin10101101010111100010001
3101200121202012
4111222330101
52423242123
6321432305
766200300
oct25527421
911617665
105680913
113230177
121a9b695
13123b9b4
14a7c437
15773378
hex56af11

5680913 has 12 divisors (see below), whose sum is σ = 6653952. Its totient is φ = 4835880.

The previous prime is 5680901. The next prime is 5680921. The reversal of 5680913 is 3190865.

5680913 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 5680913 - 220 = 4632337 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5680913.

It is not an unprimeable number, because it can be changed into a prime (5680963) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9056 + ... + 9662.

It is an arithmetic number, because the mean of its divisors is an integer number (554496).

Almost surely, 25680913 is an apocalyptic number.

It is an amenable number.

5680913 is a deficient number, since it is larger than the sum of its proper divisors (973039).

5680913 is a wasteful number, since it uses less digits than its factorization.

5680913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812 (or 805 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 5680913 is about 2383.4665930111. The cubic root of 5680913 is about 178.4319874171.

The spelling of 5680913 in words is "five million, six hundred eighty thousand, nine hundred thirteen".

Divisors: 1 7 49 191 607 1337 4249 9359 29743 115937 811559 5680913