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13366033 = 16997867
BaseRepresentation
bin110010111111…
…001100010001
3221011001202021
4302333030101
511410203113
61154251441
7221416012
oct62771421
927131667
1013366033
1175aa10a
124586b81
1329cc9c5
141abd009
15129048d
hexcbf311

13366033 has 4 divisors (see below), whose sum is σ = 13375600. Its totient is φ = 13356468.

The previous prime is 13366027. The next prime is 13366049. The reversal of 13366033 is 33066331.

It is a happy number.

13366033 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 33066331 = 61542071.

It is a cyclic number.

It is not a de Polignac number, because 13366033 - 217 = 13234961 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13365989 and 13366007.

It is not an unprimeable number, because it can be changed into a prime (13366733) 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, 2235 + ... + 5632.

It is an arithmetic number, because the mean of its divisors is an integer number (3343900).

Almost surely, 213366033 is an apocalyptic number.

It is an amenable number.

13366033 is a deficient number, since it is larger than the sum of its proper divisors (9567).

13366033 is an equidigital number, since it uses as much as digits as its factorization.

13366033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9566.

The product of its (nonzero) digits is 2916, while the sum is 25.

The square root of 13366033 is about 3655.9585610343. The cubic root of 13366033 is about 237.3199107542.

It can be divided in two parts, 133 and 66033, that added together give a palindrome (66166).

The spelling of 13366033 in words is "thirteen million, three hundred sixty-six thousand, thirty-three".

Divisors: 1 1699 7867 13366033