989850942 is an even 9-digits composite number following 989850941
and preceding 989850943. In scientific notation, it is written as 9.89850942 × 10^8.
The sum of its digits is 54. It has a total of 7 prime factors and 80 positive divisors.
There are 294181632 positive integers (up to 989850942) that are relatively prime to 989850942.
Prime Factorization
2 × 17 × 9 × 19 × 3 × 3 × 18917
Composite number
| ω |
Distinct Factors |
6 |
Total number of distinct prime factors |
| Ω |
Total Factors |
7 |
Total number of prime factors |
| rad |
Radical |
329950314 |
Product of the distinct prime numbers |
The prime factorization of 989850942 is 2 × 17 × 9 × 19 × 3 × 3 × 18917.
Since it has a total of 7 prime factors.
1, 2, 3, 6, 9, 17, 18, 19, 27, 34, 38, 51, 54, 57, 81, 102, 114, 153, 162, 171, 306, 323, 342, 459, 513, 646, 918, 969, 1026, 1377, 1539, 1938, 2754, 2907, 3078, 5814, 8721, 17442, 18917, 26163, 37834, 52326, 56751, 113502, 170253, 321589, 340506, 359423, 510759, 643178, 718846, 964767, 1021518, 1078269, 1532277, 1929534, 2156538, 2894301, 3064554, 3234807, 5788602, 6110191, 6469614, 8682903, 9704421, 12220382, 17365806, 18330573, 19408842, 26048709, 29113263, 36661146, 52097418, 54991719, 58226526, 109983438, 164975157, 329950314, 494925471, 989850942
80 divisors
| τ |
Total Divisors |
80 |
Total number of the positive divisors of n |
| σ |
Sum of Divisors |
1 |
Sum of all the positive divisors of n |
| s |
Aliquot Sum |
-989850941 |
Sum of the proper positive divisors of n |
| A |
Arithmetic Mean |
0.0125 |
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) |
| G |
Geometric Mean |
1 |
Returns the nth root of the product of n divisors |
| H |
Harmonic Mean |
80 |
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 989850942 can be divided by 80 positive divisors.
The sum of these divisors (counting 989850942) is 1, the average is 0.0125.