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27301 = 231187
BaseRepresentation
bin110101010100101
31101110011
412222211
51333201
6330221
7142411
oct65245
941404
1027301
111956a
1213971
13c571
149d41
158151
hex6aa5

27301 has 4 divisors (see below), whose sum is σ = 28512. Its totient is φ = 26092.

The previous prime is 27299. The next prime is 27329. The reversal of 27301 is 10372.

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 27301 - 21 = 27299 is a prime.

It is a Duffinian number.

27301 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27361) 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, 571 + ... + 616.

It is an arithmetic number, because the mean of its divisors is an integer number (7128).

227301 is an apocalyptic number.

27301 is the 105-th centered pentagonal number.

It is an amenable number.

27301 is a deficient number, since it is larger than the sum of its proper divisors (1211).

27301 is a wasteful number, since it uses less digits than its factorization.

27301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1210.

The product of its (nonzero) digits is 42, while the sum is 13.

The square root of 27301 is about 165.2301425285. The cubic root of 27301 is about 30.1110697576. Note that the first 3 decimals are identical.

Adding to 27301 its reverse (10372), we get a palindrome (37673).

The spelling of 27301 in words is "twenty-seven thousand, three hundred one", and thus it is an iban number.

Divisors: 1 23 1187 27301