Search a number
-
+
48793030689 = 3136120509891
BaseRepresentation
bin101101011100010010…
…101001000000100001
311122221110200202222210
4231130102221000201
51244412003440224
634225403552333
73345064626534
oct553422510041
9148843622883
1048793030689
1119769437157
12955882b6a9
1347a79a82c0
14250c308a1b
15140892e429
hexb5c4a9021

48793030689 has 16 divisors (see below), whose sum is σ = 71210345024. Its totient is φ = 29534241600.

The previous prime is 48793030681. The next prime is 48793030721. The reversal of 48793030689 is 98603039784.

It is a happy number.

It is not a de Polignac number, because 48793030689 - 23 = 48793030681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48793030681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10252567 + ... + 10257324.

It is an arithmetic number, because the mean of its divisors is an integer number (4450646564).

Almost surely, 248793030689 is an apocalyptic number.

It is an amenable number.

48793030689 is a deficient number, since it is larger than the sum of its proper divisors (22417314335).

48793030689 is a wasteful number, since it uses less digits than its factorization.

48793030689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20509968.

The product of its (nonzero) digits is 7838208, while the sum is 57.

The spelling of 48793030689 in words is "forty-eight billion, seven hundred ninety-three million, thirty thousand, six hundred eighty-nine".

Divisors: 1 3 13 39 61 183 793 2379 20509891 61529673 266628583 799885749 1251103351 3753310053 16264343563 48793030689