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BaseRepresentation
bin10000001000111
3102100001
42001013
5231023
6102131
733043
oct20107
912301
108263
116232
124947
1339b8
143023
hex2047

8263 has 2 divisors, whose sum is σ = 8264. Its totient is φ = 8262.

The previous prime is 8243. The next prime is 8269. The reversal of 8263 is 3628.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8263 - 25 = 8231 is a prime.

It is a d-powerful number, because it can be written as 8 + 62 + 213 + 33 .

8263 is a lucky number.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 8263.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4131 + 4132.

It is an arithmetic number, because the mean of its divisors is an integer number (4132).

28263 is an apocalyptic number.

8263 is a deficient number, since it is larger than the sum of its proper divisors (1).

8263 is an equidigital number, since it uses as much as digits as its factorization.

8263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288, while the sum is 19.

The square root of 8263 is about 90.9010450985. The cubic root of 8263 is about 20.2168078909.

The spelling of 8263 in words is "eight thousand, two hundred sixty-three".