389680308 is an even 9-digits composite number following 389680307
and preceding 389680309. In scientific notation, it is written as 3.89680308 × 10^8.
The sum of its digits is 45. It has a total of 7 prime factors and 72 positive divisors.
There are 123342912 positive integers (up to 389680308) that are relatively prime to 389680308.
Prime Factorization
2 × 2 × 9 × 9 × 29 × 67 × 619
Composite number
| ω |
Distinct Factors |
5 |
Total number of distinct prime factors |
| Ω |
Total Factors |
7 |
Total number of prime factors |
| rad |
Radical |
21648906 |
Product of the distinct prime numbers |
The prime factorization of 389680308 is 2 × 2 × 9 × 9 × 29 × 67 × 619.
Since it has a total of 7 prime factors.
1, 2, 4, 9, 18, 29, 36, 58, 67, 81, 116, 134, 162, 261, 268, 324, 522, 603, 619, 1044, 1206, 1238, 1943, 2349, 2412, 2476, 3886, 4698, 5427, 5571, 7772, 9396, 10854, 11142, 17487, 17951, 21708, 22284, 34974, 35902, 41473, 50139, 69948, 71804, 82946, 100278, 157383, 161559, 165892, 200556, 314766, 323118, 373257, 629532, 646236, 746514, 1202717, 1454031, 1493028, 2405434, 2908062, 3359313, 4810868, 5816124, 6718626, 10824453, 13437252, 21648906, 43297812, 97420077, 194840154, 389680308
72 divisors
| τ |
Total Divisors |
72 |
Total number of the positive divisors of n |
| σ |
Sum of Divisors |
1 |
Sum of all the positive divisors of n |
| s |
Aliquot Sum |
-389680307 |
Sum of the proper positive divisors of n |
| A |
Arithmetic Mean |
0.013888888888889 |
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 |
72 |
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 389680308 can be divided by 72 positive divisors.
The sum of these divisors (counting 389680308) is 1, the average is 0.013888888888889.