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6081 = 32027
BaseRepresentation
bin1011111000001
322100020
41133001
5143311
644053
723505
oct13701
98306
106081
114629
123629
1329ca
142305
151c06
hex17c1

6081 has 4 divisors (see below), whose sum is σ = 8112. Its totient is φ = 4052.

The previous prime is 6079. The next prime is 6089. The reversal of 6081 is 1806.

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 6081 - 21 = 6079 is a prime.

It is a super-2 number, since 2×60812 = 73957122, which contains 22 as substring.

It is a D-number.

6081 is a modest number, since divided by 81 gives 6 as remainder.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6081.

It is not an unprimeable number, because it can be changed into a prime (6089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1011 + ... + 1016.

It is an arithmetic number, because the mean of its divisors is an integer number (2028).

26081 is an apocalyptic number.

It is an amenable number.

6081 is a deficient number, since it is larger than the sum of its proper divisors (2031).

6081 is a wasteful number, since it uses less digits than its factorization.

6081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2030.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 6081 is about 77.9807668595. The cubic root of 6081 is about 18.2526111232.

Adding to 6081 its reverse (1806), we get a palindrome (7887).

It can be divided in two parts, 60 and 81, that added together give a palindrome (141).

The spelling of 6081 in words is "six thousand, eighty-one".

Divisors: 1 3 2027 6081