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27193 = 71383
BaseRepresentation
bin110101000111001
31101022011
412220321
51332233
6325521
7142165
oct65071
941264
1027193
1119481
12138a1
13c4ba
149ca5
1580cd
hex6a39

27193 has 4 divisors (see below), whose sum is σ = 27648. Its totient is φ = 26740.

The previous prime is 27191. The next prime is 27197. The reversal of 27193 is 39172.

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 27193 - 21 = 27191 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27191) 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, 121 + ... + 262.

It is an arithmetic number, because the mean of its divisors is an integer number (6912).

227193 is an apocalyptic number.

It is an amenable number.

27193 is a deficient number, since it is larger than the sum of its proper divisors (455).

27193 is an equidigital number, since it uses as much as digits as its factorization.

27193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454.

The product of its digits is 378, while the sum is 22.

The square root of 27193 is about 164.9030017920. The cubic root of 27193 is about 30.0713118346.

The spelling of 27193 in words is "twenty-seven thousand, one hundred ninety-three".

Divisors: 1 71 383 27193