20783920 (number)
20783920 is an even 8-digits composite number following 20783919 and preceding 20783921. In scientific notation, it is written as 2.0783920 × 10^7. The sum of its digits is 31. It has a total of 7 prime factors and 40 positive divisors. There are 8175360 positive integers (up to 20783920) that are relatively prime to 20783920.
Interesting facts
- 20783920 has 40 divisors, whose sum is 49126320
- The reverse of 20783920 is 02938702
- Previous prime number is 61
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 31
- Digital Root 4
Name
| Name | twenty million seven hundred eighty-three thousand nine hundred twenty |
|---|
Notation
| Scientific notation | 2.0783920 × 10^7 |
|---|---|
| Engineering notation | 2.0783920 × 10^6 |
Prime Factorization of 20783920
Prime Factorization 2 × 2 × 2 × 2 × 5 × 61 × 4259
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 2597990 | Product of the distinct prime numbers |
The prime factorization of 20783920 is 2 × 2 × 2 × 2 × 5 × 61 × 4259. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20783920)
Multiplication
n×y| n×2 | 41567840 |
|---|---|
| n×3 | 62351760 |
| n×4 | 83135680 |
| n×5 | 103919600 |
Division
n÷y| n÷2 | 10391960 |
|---|---|
| n÷3 | 6927973.3333333 |
| n÷3 | 5195980 |
| n÷5 | 4156784 |
Exponentiation
ny| n2 | 431971330566400 |
|---|---|
| n3 | 8.9780575767856E+21 |
| n4 | 1.8659923043131E+29 |
| n5 | 3.8782634773458E+36 |
Nth Root
y√n| 2√n | 4558.9384729342 |
|---|---|
| 3√n | 274.94288621068 |
| 4√n | 67.519911677477 |
| 5√n | 29.076725226465 |
Divisors of 20783920
40 divisors
| τ | Total Divisors | 40 | Total number of the positive divisors of n |
|---|---|---|---|
| σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
| s | Aliquot Sum | -20783919 | Sum of the proper positive divisors of n |
| A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20783920 can be divided by 40 positive divisors. The sum of these divisors (counting 20783920) is 1, the average is 0.025.
Base conversion 20783920
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1001111010010001100110000 |
| 3 | Ternary | 1110002221011211 |
| 4 | Quaternary | 1033102030300 |
| 5 | Quinary | 20310041140 |
| 6 | Senary | 2021245504 |
| 8 | Octal | 117221460 |
| 10 | Decimal | 20783920 |
| 12 | Duodecimal | 6b63894 |
| 16 | Hexadecimal | 13d2330 |
| 20 | Vigesimal | 69hjg0 |
| 36 | Base36 | cdgz4 |
Cryptographic Hash Functions
| md5 | 84ef08a599767b6c5798908d75ee752d |
|---|---|
| sha1 | 1665399afe533de886079e6dbd17abd951201fdf |
| sha256 | 8985e69f067cbc4ec906e21fe52a5cdd0ba4233759a7866d0529613bf7df6ab7 |
| sha512 | 9f58b3dcc50bd6f2006259c7aff12207fc821cd57d0498d484fd42a0cc415a10880cd22b03bcae858fa29b761ba80e73917ad973b0d87fc755a8eb9839db661c |
| ripemd-160 | 22578168dd7e3f93c0d1f325ced7a6fb46033098 |
20783920 as geometric shapes
Circle
Radius = n| Diameter | 41567840 |
|---|---|
| Circumference | 130589220.7696 |
| Area | 1.3570779586688E+15 |
Sphere
Radius = n| Volume | 3.7607199635648E+22 |
|---|---|
| Surface area | 5.4283118346752E+15 |
| Circumference | 130589220.7696 |
Square
Length = n| Perimeter | 83135680 |
|---|---|
| Area | 431971330566400 |
| Diagonal | 29392901.543277 |
Cube
Length = n| Surface area | 2591827983398400 |
|---|---|
| Volume | 8.9780575767856E+21 |
| Space diagonal | 35998805.420447 |
Equilateral Triangle
Length = n| Perimeter | 62351760 |
|---|---|
| Area | 1.8704907298853E+14 |
| Altitude | 17999402.710223 |
Triangular Pyramid
Length = n| Surface area | 1.8704907298853E+14 |
|---|---|
| Volume | 1.0580742324047E+21 |
| Height | 9797633.8477591 |