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6716317 = 21413137
BaseRepresentation
bin11001100111101110011101
3110122020001111
4121213232131
53204410232
6355542021
7111042046
oct31475635
913566044
106716317
113878083
1222ba911
13151206a
14c6b8cd
158ca047
hex667b9d

6716317 has 4 divisors (see below), whose sum is σ = 6721596. Its totient is φ = 6711040.

The previous prime is 6716293. The next prime is 6716327. The reversal of 6716317 is 7136176.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 6610041 + 106276 = 2571^2 + 326^2 .

It is a cyclic number.

It is not a de Polignac number, because 6716317 - 215 = 6683549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6716327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 573 + ... + 3709.

It is an arithmetic number, because the mean of its divisors is an integer number (1680399).

Almost surely, 26716317 is an apocalyptic number.

It is an amenable number.

6716317 is a deficient number, since it is larger than the sum of its proper divisors (5279).

6716317 is a wasteful number, since it uses less digits than its factorization.

6716317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5278.

The product of its digits is 5292, while the sum is 31.

The square root of 6716317 is about 2591.5858079562. The cubic root of 6716317 is about 188.6732781766.

It can be divided in two parts, 67 and 16317, that added together give a 14-th power (16384 = 214).

The spelling of 6716317 in words is "six million, seven hundred sixteen thousand, three hundred seventeen".

Divisors: 1 2141 3137 6716317