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6809241 = 39832309
BaseRepresentation
bin11001111110011010011001
3110210221112010
4121332122121
53220343431
6401540133
7111610005
oct31763231
913727463
106809241
11393097a
122344649
13154544a
14c93705
158e7846
hex67e699

6809241 has 8 divisors (see below), whose sum is σ = 9092160. Its totient is φ = 4532912.

The previous prime is 6809213. The next prime is 6809251. The reversal of 6809241 is 1429086.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6809241 - 213 = 6801049 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6809199 and 6809208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6809251) 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, 1795 + ... + 4103.

It is an arithmetic number, because the mean of its divisors is an integer number (1136520).

Almost surely, 26809241 is an apocalyptic number.

It is an amenable number.

6809241 is a deficient number, since it is larger than the sum of its proper divisors (2282919).

6809241 is a wasteful number, since it uses less digits than its factorization.

6809241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3295.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 6809241 is about 2609.4522413717. The cubic root of 6809241 is about 189.5394292355.

The spelling of 6809241 in words is "six million, eight hundred nine thousand, two hundred forty-one".

Divisors: 1 3 983 2309 2949 6927 2269747 6809241