990093872 is an even 9-digits composite number following 990093871
and preceding 990093873. In scientific notation, it is written as 9.90093872 × 10^8.
The sum of its digits is 47. It has a total of 8 prime factors and 80 positive divisors.
There are 435240960 positive integers (up to 990093872) that are relatively prime to 990093872.
Prime Factorization
2 × 2 × 2 × 2 × 17 × 29 × 31 × 4049
Composite number
| ω |
Distinct Factors |
5 |
Total number of distinct prime factors |
| Ω |
Total Factors |
8 |
Total number of prime factors |
| rad |
Radical |
123761734 |
Product of the distinct prime numbers |
The prime factorization of 990093872 is 2 × 2 × 2 × 2 × 17 × 29 × 31 × 4049.
Since it has a total of 8 prime factors.
1, 2, 4, 8, 16, 17, 29, 31, 34, 58, 62, 68, 116, 124, 136, 232, 248, 272, 464, 493, 496, 527, 899, 986, 1054, 1798, 1972, 2108, 3596, 3944, 4049, 4216, 7192, 7888, 8098, 8432, 14384, 15283, 16196, 30566, 32392, 61132, 64784, 68833, 117421, 122264, 125519, 137666, 234842, 244528, 251038, 275332, 469684, 502076, 550664, 939368, 1004152, 1101328, 1878736, 1996157, 2008304, 2133823, 3640051, 3992314, 4267646, 7280102, 7984628, 8535292, 14560204, 15969256, 17070584, 29120408, 31938512, 34141168, 58240816, 61880867, 123761734, 247523468, 495046936, 990093872
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 |
-990093871 |
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 990093872 can be divided by 80 positive divisors.
The sum of these divisors (counting 990093872) is 1, the average is 0.0125.