128603904 is an even 9-digits composite number following 128603903
and preceding 128603905. In scientific notation, it is written as 1.28603904 × 10^8.
The sum of its digits is 33. It has a total of 11 prime factors and 72 positive divisors.
There are 35942400 positive integers (up to 128603904) that are relatively prime to 128603904.
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 33 × 13 × 1171
Composite number
| ω |
Distinct Factors |
4 |
Total number of distinct prime factors |
| Ω |
Total Factors |
11 |
Total number of prime factors |
| rad |
Radical |
1004718 |
Product of the distinct prime numbers |
The prime factorization of 128603904 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 33 × 13 × 1171.
Since it has a total of 11 prime factors.
1, 2, 4, 8, 13, 16, 26, 32, 33, 52, 64, 66, 104, 128, 132, 208, 256, 264, 416, 429, 528, 832, 858, 1056, 1171, 1664, 1716, 2112, 2342, 3328, 3432, 4224, 4684, 6864, 8448, 9368, 13728, 15223, 18736, 27456, 30446, 37472, 38643, 54912, 60892, 74944, 77286, 109824, 121784, 149888, 154572, 243568, 299776, 309144, 487136, 502359, 618288, 974272, 1004718, 1236576, 1948544, 2009436, 2473152, 3897088, 4018872, 4946304, 8037744, 9892608, 16075488, 32150976, 64301952, 128603904
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 |
-128603903 |
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 128603904 can be divided by 72 positive divisors.
The sum of these divisors (counting 128603904) is 1, the average is 0.013888888888889.