Search a number
-
+
5218848 = 253218121
BaseRepresentation
bin10011111010001000100000
3100211010220200
4103322020200
52314000343
6303505200
762234205
oct23721040
910733820
105218848
112a44aa8
1218b8200
13110959b
1499bcac
156d14d3
hex4fa220

5218848 has 36 divisors (see below), whose sum is σ = 14841918. Its totient is φ = 1739520.

The previous prime is 5218823. The next prime is 5218853. The reversal of 5218848 is 8488125.

It can be written as a sum of positive squares in only one way, i.e., 4717584 + 501264 = 2172^2 + 708^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8773 + ... + 9348.

Almost surely, 25218848 is an apocalyptic number.

It is an amenable number.

5218848 is an abundant number, since it is smaller than the sum of its proper divisors (9623070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5218848 is a wasteful number, since it uses less digits than its factorization.

5218848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18137 (or 18126 counting only the distinct ones).

The product of its digits is 20480, while the sum is 36.

The square root of 5218848 is about 2284.4798094971. The cubic root of 5218848 is about 173.4568875819.

The spelling of 5218848 in words is "five million, two hundred eighteen thousand, eight hundred forty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 72 96 144 288 18121 36242 54363 72484 108726 144968 163089 217452 289936 326178 434904 579872 652356 869808 1304712 1739616 2609424 5218848