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6695 = 513103
BaseRepresentation
bin1101000100111
3100011222
41220213
5203240
650555
725343
oct15047
910158
106695
115037
123a5b
133080
142623
151eb5
hex1a27

6695 has 8 divisors (see below), whose sum is σ = 8736. Its totient is φ = 4896.

The previous prime is 6691. The next prime is 6701. The reversal of 6695 is 5966.

Subtracting from 6695 its reverse (5966), we obtain a 6-th power (729 = 36).

It can be divided in two parts, 66 and 95, that added together give a palindrome (161).

6695 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 6695 - 22 = 6691 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14 + ... + 116.

It is an arithmetic number, because the mean of its divisors is an integer number (1092).

26695 is an apocalyptic number.

6695 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

6695 is a deficient number, since it is larger than the sum of its proper divisors (2041).

6695 is a wasteful number, since it uses less digits than its factorization.

6695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121.

The product of its digits is 1620, while the sum is 26.

The square root of 6695 is about 81.8229796573. The cubic root of 6695 is about 18.8473455819.

The spelling of 6695 in words is "six thousand, six hundred ninety-five".

Divisors: 1 5 13 65 103 515 1339 6695