Search a number
5284 = 221321
BaseRepresentation
bin1010010100100
321020201
41102210
5132114
640244
721256
oct12244
97221
105284
113a74
123084
132536
141cd6
151874
hex14a4

5284 has 6 divisors (see below), whose sum is σ = 9254. Its totient is φ = 2640.

The previous prime is 5281. The next prime is 5297. The reversal of 5284 is 4825.

It can be divided in two parts, 528 and 4, that multiplied together give a palindrome (2112).

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5184 + 100 = 72^2 + 10^2 .

It is a plaindrome in base 8.

It is a nialpdrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 657 + ... + 664.

25284 is an apocalyptic number.

It is an amenable number.

5284 is a deficient number, since it is larger than the sum of its proper divisors (3970).

5284 is a wasteful number, since it uses less digits than its factorization.

5284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1325 (or 1323 counting only the distinct ones).

The product of its digits is 320, while the sum is 19.

The square root of 5284 is about 72.6911273815. The cubic root of 5284 is about 17.4175715389.

The spelling of 5284 in words is "five thousand, two hundred eighty-four".

Divisors: 1 2 4 1321 2642 5284