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8923 is a prime number
BaseRepresentation
bin10001011011011
3110020111
42023123
5241143
6105151
735005
oct21333
913214
108923
116782
1251b7
1340a5
143375
15299d
hex22db

8923 has 2 divisors, whose sum is σ = 8924. Its totient is φ = 8922.

The previous prime is 8893. The next prime is 8929. The reversal of 8923 is 3298.

Adding to 8923 its reverse (3298), we get a palindrome (12221).

Subtracting from 8923 its reverse (3298), we obtain a square (5625 = 752).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-8923 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 8894 and 8903.

It is not a weakly prime, because it can be changed into another prime (8929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4461 + 4462.

It is an arithmetic number, because the mean of its divisors is an integer number (4462).

28923 is an apocalyptic number.

8923 is a deficient number, since it is larger than the sum of its proper divisors (1).

8923 is an equidigital number, since it uses as much as digits as its factorization.

8923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 22.

The square root of 8923 is about 94.4616324229. The cubic root of 8923 is about 20.7413473383.

The spelling of 8923 in words is "eight thousand, nine hundred twenty-three".