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8797 = 19463
BaseRepresentation
bin10001001011101
3110001211
42021131
5240142
6104421
734435
oct21135
913054
108797
116678
125111
134009
1432c5
152917
hex225d

8797 has 4 divisors (see below), whose sum is σ = 9280. Its totient is φ = 8316.

The previous prime is 8783. The next prime is 8803. The reversal of 8797 is 7978.

8797 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7978 = 23989.

It is a cyclic number.

It is not a de Polignac number, because 8797 - 27 = 8669 is a prime.

It is a Duffinian number.

It is a plaindrome in base 11 and base 16.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8707) 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 3 ways as a sum of consecutive naturals, for example, 213 + ... + 250.

It is an arithmetic number, because the mean of its divisors is an integer number (2320).

28797 is an apocalyptic number.

It is an amenable number.

8797 is a deficient number, since it is larger than the sum of its proper divisors (483).

8797 is a wasteful number, since it uses less digits than its factorization.

8797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482.

The product of its digits is 3528, while the sum is 31.

The square root of 8797 is about 93.7923237797. The cubic root of 8797 is about 20.6432559513.

The spelling of 8797 in words is "eight thousand, seven hundred ninety-seven".

Divisors: 1 19 463 8797