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12833 = 41313
BaseRepresentation
bin11001000100001
3122121022
43020201
5402313
6135225
752262
oct31041
918538
1012833
119707
127515
135ac2
144969
153c08
hex3221

12833 has 4 divisors (see below), whose sum is σ = 13188. Its totient is φ = 12480.

The previous prime is 12829. The next prime is 12841. The reversal of 12833 is 33821.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33821 = 311091.

It can be written as a sum of positive squares in 2 ways, for example, as 289 + 12544 = 17^2 + 112^2 .

It is a cyclic number.

It is not a de Polignac number, because 12833 - 22 = 12829 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12823) 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 in 3 ways as a sum of consecutive naturals, for example, 116 + ... + 197.

It is an arithmetic number, because the mean of its divisors is an integer number (3297).

212833 is an apocalyptic number.

It is an amenable number.

12833 is a deficient number, since it is larger than the sum of its proper divisors (355).

12833 is an equidigital number, since it uses as much as digits as its factorization.

12833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354.

The product of its digits is 144, while the sum is 17.

The square root of 12833 is about 113.2828318855. The cubic root of 12833 is about 23.4122272767.

It can be divided in two parts, 128 and 33, that multiplied together give a palindrome (4224).

The spelling of 12833 in words is "twelve thousand, eight hundred thirty-three".

Divisors: 1 41 313 12833