649103631 is an odd 9-digits composite number following 649103630
and preceding 649103632. In scientific notation, it is written as 6.49103631 × 10^8.
The sum of its digits is 33. It has a total of 7 prime factors and 72 positive divisors.
There are 353026080 positive integers (up to 649103631) that are relatively prime to 649103631.
Prime Factorization
3 × 11 × 19 × 23 × 23 × 19 × 103
Composite number
| ω |
Distinct Factors |
5 |
Total number of distinct prime factors |
| Ω |
Total Factors |
7 |
Total number of prime factors |
| rad |
Radical |
1485363 |
Product of the distinct prime numbers |
The prime factorization of 649103631 is 3 × 11 × 19 × 23 × 23 × 19 × 103.
Since it has a total of 7 prime factors.
1, 3, 11, 19, 23, 33, 57, 69, 103, 209, 253, 309, 361, 437, 529, 627, 759, 1083, 1133, 1311, 1587, 1957, 2369, 3399, 3971, 4807, 5819, 5871, 7107, 8303, 10051, 11913, 14421, 17457, 21527, 24909, 26059, 30153, 37183, 45011, 54487, 64581, 78177, 91333, 110561, 111549, 135033, 163461, 190969, 273999, 331683, 409013, 495121, 572907, 599357, 855209, 1035253, 1227039, 1485363, 1798071, 2100659, 2565627, 3105759, 6301977, 9407299, 11387783, 19669807, 28221897, 34163349, 59009421, 216367877, 649103631
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 |
-649103630 |
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 649103631 can be divided by 72 positive divisors.
The sum of these divisors (counting 649103631) is 1, the average is 0.013888888888889.