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BaseRepresentation
bin111111100111
312120210
4333213
5112241
630503
714604
oct7747
95523
104071
113071
122433
131b12
1416ab
151316
hexfe7

4071 has 8 divisors (see below), whose sum is σ = 5760. Its totient is φ = 2552.

The previous prime is 4057. The next prime is 4073. The reversal of 4071 is 1704.

4071 is nontrivially palindromic in base 6.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4071 - 26 = 4007 is a prime.

It is a plaindrome in base 14.

It is a nialpdrome in base 16.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40 + ... + 98.

It is an arithmetic number, because the mean of its divisors is an integer number (720).

24071 is an apocalyptic number.

4071 is a deficient number, since it is larger than the sum of its proper divisors (1689).

4071 is a wasteful number, since it uses less digits than its factorization.

4071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85.

The product of its (nonzero) digits is 28, while the sum is 12.

The square root of 4071 is about 63.8043885638. The cubic root of 4071 is about 15.9673814638.

Adding to 4071 its reverse (1704), we get a palindrome (5775).

It can be divided in two parts, 40 and 71, that added together give a palindrome (111).

The spelling of 4071 in words is "four thousand, seventy-one", and thus it is an iban number.

Divisors: 1 3 23 59 69 177 1357 4071