Cookie Consent by FreePrivacyPolicy.com
Search a number
-
+
4855 = 5971
BaseRepresentation
bin1001011110111
320122211
41023313
5123410
634251
720104
oct11367
96584
104855
113714
122987
132296
141aab
15168a
hex12f7

4855 has 4 divisors (see below), whose sum is σ = 5832. Its totient is φ = 3880.

The previous prime is 4831. The next prime is 4861. The reversal of 4855 is 5584.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2k-4855 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a plaindrome in base 8, base 14 and base 15.

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, 481 + ... + 490.

It is an arithmetic number, because the mean of its divisors is an integer number (1458).

24855 is an apocalyptic number.

4855 is a deficient number, since it is larger than the sum of its proper divisors (977).

4855 is an equidigital number, since it uses as much as digits as its factorization.

4855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976.

The product of its digits is 800, while the sum is 22.

The square root of 4855 is about 69.6778300466. The cubic root of 4855 is about 16.9328376623.

Subtracting 4855 from its reverse (5584), we obtain a 6-th power (729 = 36).

The spelling of 4855 in words is "four thousand, eight hundred fifty-five".

Divisors: 1 5 971 4855