921445875 is an odd 9-digits composite number following 921445874
and preceding 921445876. In scientific notation, it is written as 9.21445875 × 10^8.
The sum of its digits is 45. It has a total of 7 prime factors and 80 positive divisors.
There are 421200000 positive integers (up to 921445875) that are relatively prime to 921445875.
Prime Factorization
3 × 3 × 9 × 7 × 5 × 25 × 13001
Composite number
| ω |
Distinct Factors |
6 |
Total number of distinct prime factors |
| Ω |
Total Factors |
7 |
Total number of prime factors |
| rad |
Radical |
307148625 |
Product of the distinct prime numbers |
The prime factorization of 921445875 is 3 × 3 × 9 × 7 × 5 × 25 × 13001.
Since it has a total of 7 prime factors.
1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 105, 125, 135, 175, 189, 225, 315, 375, 405, 525, 567, 675, 875, 945, 1125, 1575, 2025, 2625, 2835, 3375, 4725, 7875, 10125, 13001, 14175, 23625, 39003, 65005, 70875, 91007, 117009, 195015, 273021, 325025, 351027, 455035, 585045, 819063, 975075, 1053081, 1365105, 1625125, 1755135, 2275175, 2457189, 2925225, 4095315, 4875375, 5265405, 6825525, 7371567, 8775675, 11375875, 12285945, 14626125, 20476575, 26327025, 34127625, 36857835, 43878375, 61429725, 102382875, 131635125, 184289175, 307148625, 921445875
80 divisors
| τ |
Total Divisors |
80 |
Total number of the positive divisors of n |
| σ |
Sum of Divisors |
1 |
Sum of all the positive divisors of n |
| s |
Aliquot Sum |
-921445874 |
Sum of the proper positive divisors of n |
| A |
Arithmetic Mean |
0.0125 |
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 |
80 |
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 921445875 can be divided by 80 positive divisors.
The sum of these divisors (counting 921445875) is 1, the average is 0.0125.