21296784 (number)
21296784 is an even 8-digits composite number following 21296783 and preceding 21296785. In scientific notation, it is written as 2.1296784 × 10^7. The sum of its digits is 39. It has a total of 7 prime factors and 40 positive divisors. There are 6681088 positive integers (up to 21296784) that are relatively prime to 21296784.
Interesting facts
- 21296784 has 40 divisors, whose sum is 58255200
- The reverse of 21296784 is 48769212
- Previous prime number is 17
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 39
- Digital Root 3
Name
| Name | twenty-one million two hundred ninety-six thousand seven hundred eighty-four |
|---|
Notation
| Scientific notation | 2.1296784 × 10^7 |
|---|---|
| Engineering notation | 2.1296784 × 10^6 |
Prime Factorization of 21296784
Prime Factorization 2 × 2 × 2 × 2 × 3 × 17 × 26099
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 2662098 | Product of the distinct prime numbers |
The prime factorization of 21296784 is 2 × 2 × 2 × 2 × 3 × 17 × 26099. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21296784)
Multiplication
n×y| n×2 | 42593568 |
|---|---|
| n×3 | 63890352 |
| n×4 | 85187136 |
| n×5 | 106483920 |
Division
n÷y| n÷2 | 10648392 |
|---|---|
| n÷3 | 7098928 |
| n÷3 | 5324196 |
| n÷5 | 4259356.8 |
Exponentiation
ny| n2 | 453553008742656 |
|---|---|
| n3 | 9.6592204597425E+21 |
| n4 | 2.0571033173952E+29 |
| n5 | 4.3809685016248E+36 |
Nth Root
y√n| 2√n | 4614.8438760157 |
|---|---|
| 3√n | 277.18603237488 |
| 4√n | 67.932642198105 |
| 5√n | 29.218828896107 |
Divisors of 21296784
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 | -21296783 | 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 21296784 can be divided by 40 positive divisors. The sum of these divisors (counting 21296784) is 1, the average is 0.025.
Base conversion 21296784
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1010001001111011010010000 |
| 3 | Ternary | 1111001222200210 |
| 4 | Quaternary | 1101033122100 |
| 5 | Quinary | 20422444114 |
| 6 | Senary | 2040244120 |
| 8 | Octal | 121173220 |
| 10 | Decimal | 21296784 |
| 12 | Duodecimal | 7170640 |
| 16 | Hexadecimal | 144f690 |
| 20 | Vigesimal | 6d21j4 |
| 36 | Base36 | cogpc |
Cryptographic Hash Functions
| md5 | 4c85440696a03913286ba36dc1ad53b5 |
|---|---|
| sha1 | af096418cb61b21f8e3e4996037b20e723bedbad |
| sha256 | 1ab4f09cec30692475b354cb93f628c2194ecc2014e02bb0bd3f7ed52132438b |
| sha512 | 25b2251b35bd9467e0cc9e5dc9e3207dc298a8cdd867b4947c3117321882ad3ac5c78a5dd4e4c6c289e00d87581891b01d0481c0fd6122016e8292bd0b14f07c |
| ripemd-160 | ff5fe4e555bab4cff150d0596c63da42a8d8e475 |
21296784 as geometric shapes
Circle
Radius = n| Diameter | 42593568 |
|---|---|
| Circumference | 133811640.31898 |
| Area | 1.4248788002795E+15 |
Sphere
Radius = n| Volume | 4.0460448047641E+22 |
|---|---|
| Surface area | 5.6995152011179E+15 |
| Circumference | 133811640.31898 |
Square
Length = n| Perimeter | 85187136 |
|---|---|
| Area | 453553008742656 |
| Diagonal | 30118200.76773 |
Cube
Length = n| Surface area | 2721318052455936 |
|---|---|
| Volume | 9.6592204597425E+21 |
| Space diagonal | 36887111.92582 |
Equilateral Triangle
Length = n| Perimeter | 63890352 |
|---|---|
| Area | 1.96394213767E+14 |
| Altitude | 18443555.96291 |
Triangular Pyramid
Length = n| Surface area | 1.96394213767E+14 |
|---|---|
| Volume | 1.13835004801E+21 |
| Height | 10039400.25591 |