128977152 is an even 9-digits composite number following 128977151
and preceding 128977153. In scientific notation, it is written as 1.28977152 × 10^8.
The sum of its digits is 42. It has a total of 11 prime factors and 72 positive divisors.
There are 41502720 positive integers (up to 128977152) that are relatively prime to 128977152.
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 29 × 5791
Composite number
| ω |
Distinct Factors |
4 |
Total number of distinct prime factors |
| Ω |
Total Factors |
11 |
Total number of prime factors |
| rad |
Radical |
1007634 |
Product of the distinct prime numbers |
The prime factorization of 128977152 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 29 × 5791.
Since it has a total of 11 prime factors.
1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 64, 87, 96, 116, 128, 174, 192, 232, 256, 348, 384, 464, 696, 768, 928, 1392, 1856, 2784, 3712, 5568, 5791, 7424, 11136, 11582, 17373, 22272, 23164, 34746, 46328, 69492, 92656, 138984, 167939, 185312, 277968, 335878, 370624, 503817, 555936, 671756, 741248, 1007634, 1111872, 1343512, 1482496, 2015268, 2223744, 2687024, 4030536, 4447488, 5374048, 8061072, 10748096, 16122144, 21496192, 32244288, 42992384, 64488576, 128977152
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 |
-128977151 |
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 128977152 can be divided by 72 positive divisors.
The sum of these divisors (counting 128977152) is 1, the average is 0.013888888888889.