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6808313 = 173112919
BaseRepresentation
bin11001111110001011111001
3110210220020202
4121332023321
53220331223
6401531545
7111604211
oct31761371
913726222
106808313
113930206
122343bb5
131544bb5
14c93241
158e7428
hex67e2f9

6808313 has 8 divisors (see below), whose sum is σ = 7441920. Its totient is φ = 6200640.

The previous prime is 6808273. The next prime is 6808397. The reversal of 6808313 is 3138086.

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 6808313 - 28 = 6808057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6808013) 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, 5933 + ... + 6986.

It is an arithmetic number, because the mean of its divisors is an integer number (930240).

Almost surely, 26808313 is an apocalyptic number.

It is an amenable number.

6808313 is a deficient number, since it is larger than the sum of its proper divisors (633607).

6808313 is a wasteful number, since it uses less digits than its factorization.

6808313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12967.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 6808313 is about 2609.2744202172. The cubic root of 6808313 is about 189.5308183599.

The spelling of 6808313 in words is "six million, eight hundred eight thousand, three hundred thirteen".

Divisors: 1 17 31 527 12919 219623 400489 6808313