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4311 = 32479
BaseRepresentation
bin1000011010111
312220200
41003113
5114221
631543
715366
oct10327
95820
104311
11326a
1225b3
131c68
1417dd
151426
hex10d7

4311 has 6 divisors (see below), whose sum is σ = 6240. Its totient is φ = 2868.

The previous prime is 4297. The next prime is 4327. The reversal of 4311 is 1134.

Adding to 4311 its reverse (1134), we get a palindrome (5445).

It is a de Polignac number, because none of the positive numbers 2k-4311 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 479 = 4311 / (4 + 3 + 1 + 1).

It is a plaindrome in base 14.

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 4293 and 4302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4391) 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 5 ways as a sum of consecutive naturals, for example, 231 + ... + 248.

It is an arithmetic number, because the mean of its divisors is an integer number (1040).

4311 is a deficient number, since it is larger than the sum of its proper divisors (1929).

4311 is a wasteful number, since it uses less digits than its factorization.

4311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485 (or 482 counting only the distinct ones).

The product of its digits is 12, while the sum is 9.

The square root of 4311 is about 65.6582058847. The cubic root of 4311 is about 16.2751877628.

The spelling of 4311 in words is "four thousand, three hundred eleven", and thus it is an iban number.

Divisors: 1 3 9 479 1437 4311