805280553 is an odd 9-digits composite number following 805280552
and preceding 805280554. In scientific notation, it is written as 8.05280553 × 10^8.
The sum of its digits is 36. It has a total of 7 prime factors and 72 positive divisors.
There are 396264960 positive integers (up to 805280553) that are relatively prime to 805280553.
Prime Factorization
3 × 3 × 11 × 7 × 7 × 19 × 8737
Composite number
| ω |
Distinct Factors |
5 |
Total number of distinct prime factors |
| Ω |
Total Factors |
7 |
Total number of prime factors |
| rad |
Radical |
38346693 |
Product of the distinct prime numbers |
The prime factorization of 805280553 is 3 × 3 × 11 × 7 × 7 × 19 × 8737.
Since it has a total of 7 prime factors.
1, 3, 7, 9, 11, 19, 21, 33, 49, 57, 63, 77, 99, 133, 147, 171, 209, 231, 399, 441, 539, 627, 693, 931, 1197, 1463, 1617, 1881, 2793, 4389, 4851, 8379, 8737, 10241, 13167, 26211, 30723, 61159, 78633, 92169, 96107, 166003, 183477, 288321, 428113, 498009, 550431, 672749, 864963, 1162021, 1284339, 1494027, 1826033, 2018247, 3486063, 3853017, 4709243, 5478099, 6054741, 8134147, 10458189, 12782231, 14127729, 16434297, 24402441, 38346693, 42383187, 73207323, 89475617, 115040079, 268426851, 805280553
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 |
-805280552 |
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 805280553 can be divided by 72 positive divisors.
The sum of these divisors (counting 805280553) is 1, the average is 0.013888888888889.