Search a number
-
+
115608687168 = 26313212832777
BaseRepresentation
bin110101110101011010…
…0001001001001000000
3102001101222010210202110
41223222310021021000
53343231310442133
6125035423215320
711231614425042
oct1535264111100
9361358123673
10115608687168
11450360a9867
121a4a5147540
13ab954a6500
14584a04da92
1530196d5c63
hex1aead09240

115608687168 has 168 divisors, whose sum is σ = 331598125728. Its totient is φ = 35531378688.

The previous prime is 115608687163. The next prime is 115608687169. The reversal of 115608687168 is 861786806511.

It is not an unprimeable number, because it can be changed into a prime (115608687163) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41629396 + ... + 41632172.

Almost surely, 2115608687168 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115608687168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165799062864).

115608687168 is an abundant number, since it is smaller than the sum of its proper divisors (215989438560).

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

115608687168 is a wasteful number, since it uses less digits than its factorization.

115608687168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4101 (or 4078 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 57.

The spelling of 115608687168 in words is "one hundred fifteen billion, six hundred eight million, six hundred eighty-seven thousand, one hundred sixty-eight".