647576172 is an even 9-digits composite number following 647576171
and preceding 647576173. In scientific notation, it is written as 6.47576172 × 10^8.
The sum of its digits is 45. It has a total of 7 prime factors and 72 positive divisors.
There are 199913472 positive integers (up to 647576172) that are relatively prime to 647576172.
Prime Factorization
2 × 2 × 9 × 17 × 17 × 67 × 929
Composite number
| ω |
Distinct Factors |
5 |
Total number of distinct prime factors |
| Ω |
Total Factors |
7 |
Total number of prime factors |
| rad |
Radical |
19046358 |
Product of the distinct prime numbers |
The prime factorization of 647576172 is 2 × 2 × 9 × 17 × 17 × 67 × 929.
Since it has a total of 7 prime factors.
1, 2, 4, 9, 17, 18, 34, 36, 67, 68, 134, 153, 268, 289, 306, 578, 603, 612, 929, 1139, 1156, 1206, 1858, 2278, 2412, 2601, 3716, 4556, 5202, 8361, 10251, 10404, 15793, 16722, 19363, 20502, 31586, 33444, 38726, 41004, 62243, 63172, 77452, 124486, 142137, 174267, 248972, 268481, 284274, 348534, 536962, 560187, 568548, 697068, 1058131, 1073924, 1120374, 2116262, 2240748, 2416329, 4232524, 4832658, 9523179, 9665316, 17988227, 19046358, 35976454, 38092716, 71952908, 161894043, 323788086, 647576172
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 |
-647576171 |
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 647576172 can be divided by 72 positive divisors.
The sum of these divisors (counting 647576172) is 1, the average is 0.013888888888889.