865431396 is an even 9-digits composite number following 865431395
and preceding 865431397. In scientific notation, it is written as 8.65431396 × 10^8.
The sum of its digits is 45. It has a total of 7 prime factors and 72 positive divisors.
There are 275113344 positive integers (up to 865431396) that are relatively prime to 865431396.
Prime Factorization
2 × 2 × 3 × 3 × 23 × 383 × 2729
Composite number
| ω |
Distinct Factors |
5 |
Total number of distinct prime factors |
| Ω |
Total Factors |
7 |
Total number of prime factors |
| rad |
Radical |
144238566 |
Product of the distinct prime numbers |
The prime factorization of 865431396 is 2 × 2 × 3 × 3 × 23 × 383 × 2729.
Since it has a total of 7 prime factors.
1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 383, 414, 766, 828, 1149, 1532, 2298, 2729, 3447, 4596, 5458, 6894, 8187, 8809, 10916, 13788, 16374, 17618, 24561, 26427, 32748, 35236, 49122, 52854, 62767, 79281, 98244, 105708, 125534, 158562, 188301, 251068, 317124, 376602, 564903, 753204, 1045207, 1129806, 2090414, 2259612, 3135621, 4180828, 6271242, 9406863, 12542484, 18813726, 24039761, 37627452, 48079522, 72119283, 96159044, 144238566, 216357849, 288477132, 432715698, 865431396
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 |
-865431395 |
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 865431396 can be divided by 72 positive divisors.
The sum of these divisors (counting 865431396) is 1, the average is 0.013888888888889.