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27441 = 323049
BaseRepresentation
bin110101100110001
31101122100
412230301
51334231
6331013
7143001
oct65461
941570
1027441
1119687
1213a69
13c64b
14a001
1581e6
hex6b31

27441 has 6 divisors (see below), whose sum is σ = 39650. Its totient is φ = 18288.

The previous prime is 27437. The next prime is 27449. The reversal of 27441 is 14472.

It is a happy number.

27441 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 18225 + 9216 = 135^2 + 96^2 .

It is not a de Polignac number, because 27441 - 22 = 27437 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27449) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1516 + ... + 1533.

227441 is an apocalyptic number.

It is an amenable number.

27441 is a deficient number, since it is larger than the sum of its proper divisors (12209).

27441 is a wasteful number, since it uses less digits than its factorization.

27441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3055 (or 3052 counting only the distinct ones).

The product of its digits is 224, while the sum is 18.

The square root of 27441 is about 165.6532523073. The cubic root of 27441 is about 30.1624520565.

The spelling of 27441 in words is "twenty-seven thousand, four hundred forty-one", and thus it is an iban number.

Divisors: 1 3 9 3049 9147 27441