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5245 = 51049
BaseRepresentation
bin1010001111101
321012021
41101331
5131440
640141
721202
oct12175
97167
105245
113a39
123051
132506
141ca9
15184a
hex147d

5245 has 4 divisors (see below), whose sum is σ = 6300. Its totient is φ = 4192.

The previous prime is 5237. The next prime is 5261. The reversal of 5245 is 5425.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3481 + 1764 = 59^2 + 42^2 .

It is a cyclic number.

It is not a de Polignac number, because 5245 - 23 = 5237 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 520 + ... + 529.

It is an arithmetic number, because the mean of its divisors is an integer number (1575).

It is an amenable number.

5245 is a deficient number, since it is larger than the sum of its proper divisors (1055).

5245 is a wasteful number, since it uses less digits than its factorization.

5245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1054.

The product of its digits is 200, while the sum is 16.

The square root of 5245 is about 72.4223722340. The cubic root of 5245 is about 17.3746139693.

Adding to 5245 its product of digits (200), we get a palindrome (5445).

It can be divided in two parts, 524 and 5, that added together give a square (529 = 232).

The spelling of 5245 in words is "five thousand, two hundred forty-five".

Divisors: 1 5 1049 5245