Search a number
-
+
8863 is a prime number
BaseRepresentation
bin10001010011111
3110011021
42022133
5240423
6105011
734561
oct21237
913137
108863
116728
125167
13405a
143331
15295d
hex229f

8863 has 2 divisors, whose sum is σ = 8864. Its totient is φ = 8862.

The previous prime is 8861. The next prime is 8867. The reversal of 8863 is 3688.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8863 - 21 = 8861 is a prime.

Together with 8861, it forms a pair of twin primes.

It is a plaindrome in base 16.

It is a nialpdrome in base 10 and base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4431 + 4432.

It is an arithmetic number, because the mean of its divisors is an integer number (4432).

28863 is an apocalyptic number.

8863 is a deficient number, since it is larger than the sum of its proper divisors (1).

8863 is an equidigital number, since it uses as much as digits as its factorization.

8863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152, while the sum is 25.

The square root of 8863 is about 94.1435074766. The cubic root of 8863 is about 20.6947531180.

Adding to 8863 its sum of digits (25), we get a palindrome (8888).

It can be divided in two parts, 88 and 63, that added together give a palindrome (151).

The spelling of 8863 in words is "eight thousand, eight hundred sixty-three".