Search a number
-
+
5488972801 = 132171910537
BaseRepresentation
bin1010001110010101…
…10001010000000001
3112011112110201010221
411013022301100001
542220134112201
62304355423041
7253010333104
oct50712612001
915145421127
105488972801
112367422564
1210922b4a81
13696252700
143a0dc673b
15221d424a1
hex1472b1401

5488972801 has 12 divisors (see below), whose sum is σ = 6293312172. Its totient is φ = 4768697856.

The previous prime is 5488972799. The next prime is 5488972817. The reversal of 5488972801 is 1082798845.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 16524225 + 5472448576 = 4065^2 + 73976^2 .

It is not a de Polignac number, because 5488972801 - 21 = 5488972799 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5488972831) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 952396 + ... + 958141.

It is an arithmetic number, because the mean of its divisors is an integer number (524442681).

Almost surely, 25488972801 is an apocalyptic number.

It is an amenable number.

5488972801 is a deficient number, since it is larger than the sum of its proper divisors (804339371).

5488972801 is a wasteful number, since it uses less digits than its factorization.

5488972801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1910580 (or 1910567 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 52.

The square root of 5488972801 is about 74087.6022084667. The cubic root of 5488972801 is about 1763.9936858430.

The spelling of 5488972801 in words is "five billion, four hundred eighty-eight million, nine hundred seventy-two thousand, eight hundred one".

Divisors: 1 13 17 169 221 2873 1910537 24836981 32479129 322880753 422228677 5488972801