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13283133 = 34427711
BaseRepresentation
bin110010101010…
…111100111101
3220222212000220
4302222330331
511400030013
61152411553
7220622223
oct62527475
926885026
1013283133
1175528a6
124546bb9
1329a1056
141a9ab13
151275b23
hexcaaf3d

13283133 has 4 divisors (see below), whose sum is σ = 17710848. Its totient is φ = 8855420.

The previous prime is 13283107. The next prime is 13283143. The reversal of 13283133 is 33138231.

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.

It is a cyclic number.

It is not a de Polignac number, because 13283133 - 28 = 13282877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13283143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2213853 + ... + 2213858.

It is an arithmetic number, because the mean of its divisors is an integer number (4427712).

Almost surely, 213283133 is an apocalyptic number.

It is an amenable number.

13283133 is a deficient number, since it is larger than the sum of its proper divisors (4427715).

13283133 is an equidigital number, since it uses as much as digits as its factorization.

13283133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4427714.

The product of its digits is 1296, while the sum is 24.

The square root of 13283133 is about 3644.6032705906. The cubic root of 13283133 is about 236.8282506489.

The spelling of 13283133 in words is "thirteen million, two hundred eighty-three thousand, one hundred thirty-three".

Divisors: 1 3 4427711 13283133