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13233041 = 29094549
BaseRepresentation
bin110010011110…
…101110010001
3220220022022122
4302132232101
511341424131
61151344025
7220323203
oct62365621
926808278
1013233041
1175191a8
124522015
132984303
141a86773
151265d7b
hexc9eb91

13233041 has 4 divisors (see below), whose sum is σ = 13240500. Its totient is φ = 13225584.

The previous prime is 13233007. The next prime is 13233061. The reversal of 13233041 is 14033231.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 10660225 + 2572816 = 3265^2 + 1604^2 .

It is a cyclic number.

It is not a de Polignac number, because 13233041 - 210 = 13232017 is a prime.

It is a super-2 number, since 2×132330412 = 350226748215362, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13233061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 635 + ... + 5183.

It is an arithmetic number, because the mean of its divisors is an integer number (3310125).

Almost surely, 213233041 is an apocalyptic number.

It is an amenable number.

13233041 is a deficient number, since it is larger than the sum of its proper divisors (7459).

13233041 is an equidigital number, since it uses as much as digits as its factorization.

13233041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7458.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 13233041 is about 3637.7247009635. The cubic root of 13233041 is about 236.5301747737.

Adding to 13233041 its reverse (14033231), we get a palindrome (27266272).

The spelling of 13233041 in words is "thirteen million, two hundred thirty-three thousand, forty-one".

Divisors: 1 2909 4549 13233041