20215040 is an even 8-digits composite number following 20215039
and preceding 20215041. In scientific notation, it is written as 2.0215040 × 10^7.
The sum of its digits is 14. It has a total of 11 prime factors and 72 positive divisors.
There are 7602176 positive integers (up to 20215040) that are relatively prime to 20215040.
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 17 × 929
Composite number
| ω |
Distinct Factors |
4 |
Total number of distinct prime factors |
| Ω |
Total Factors |
11 |
Total number of prime factors |
| rad |
Radical |
157930 |
Product of the distinct prime numbers |
The prime factorization of 20215040 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 17 × 929.
Since it has a total of 11 prime factors.
1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 929, 1088, 1280, 1360, 1858, 2176, 2720, 3716, 4352, 4645, 5440, 7432, 9290, 10880, 14864, 15793, 18580, 21760, 29728, 31586, 37160, 59456, 63172, 74320, 78965, 118912, 126344, 148640, 157930, 237824, 252688, 297280, 315860, 505376, 594560, 631720, 1010752, 1189120, 1263440, 2021504, 2526880, 4043008, 5053760, 10107520, 20215040
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 |
-20215039 |
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 20215040 can be divided by 72 positive divisors.
The sum of these divisors (counting 20215040) is 1, the average is 0.013888888888889.