21494416 (number)
21494416 is an even 8-digits composite number following 21494415 and preceding 21494417. In scientific notation, it is written as 2.1494416 × 10^7. The sum of its digits is 31. It has a total of 7 prime factors and 40 positive divisors. There are 10377600 positive integers (up to 21494416) that are relatively prime to 21494416.
Interesting facts
- 21494416 has 40 divisors, whose sum is 43104384
- The reverse of 21494416 is 61449412
- Previous prime number is 101
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 31
- Digital Root 4
Name
Name | twenty-one million four hundred ninety-four thousand four hundred sixteen |
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Notation
Scientific notation | 2.1494416 × 10^7 |
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Engineering notation | 2.1494416 × 10^6 |
Prime Factorization of 21494416
Prime Factorization 2 × 2 × 2 × 2 × 47 × 101 × 283
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 2686802 | Product of the distinct prime numbers |
The prime factorization of 21494416 is 2 × 2 × 2 × 2 × 47 × 101 × 283. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21494416)
Multiplication
n×yn×2 | 42988832 |
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n×3 | 64483248 |
n×4 | 85977664 |
n×5 | 107472080 |
Division
n÷yn÷2 | 10747208 |
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n÷3 | 7164805.3333333 |
n÷3 | 5373604 |
n÷5 | 4298883.2 |
Exponentiation
nyn2 | 462009919181056 |
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n3 | 9.930633399004E+21 |
n4 | 2.1345316542169E+29 |
n5 | 4.5880511340905E+36 |
Nth Root
y√n2√n | 4636.2070704402 |
---|---|
3√n | 278.04081315118 |
4√n | 68.089698710159 |
5√n | 29.272858266743 |
Divisors of 21494416
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 | -21494415 | 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 21494416 can be divided by 40 positive divisors. The sum of these divisors (counting 21494416) is 1, the average is 0.025.
Base conversion 21494416
Base | System | Value |
---|---|---|
2 | Binary | 1010001111111101010010000 |
3 | Ternary | 1111110000210111 |
4 | Quaternary | 1101333222100 |
5 | Quinary | 21000310131 |
6 | Senary | 2044411104 |
8 | Octal | 121775220 |
10 | Decimal | 21494416 |
12 | Duodecimal | 7246a94 |
16 | Hexadecimal | 147fa90 |
20 | Vigesimal | 6e6g0g |
36 | Base36 | csp74 |
Cryptographic Hash Functions
md5 | f67e6b96ab9f476f0e7448813eee8a81 |
---|---|
sha1 | 5532ea839614487c5fc1f55d4ae52a4ecd472cf7 |
sha256 | 029a3fd7c49f20afec42ce1fb75530faf5390d905313cdb0577a58225f6e00a4 |
sha512 | 67d2e22d0695e3419cbb11b4acb95511477e8466e971aff3d362ef64cbf968f111e088c03b1393d2df67d74d86a140814cad4a5efcfc48599adebd0de108e0cd |
ripemd-160 | f20eea6941eeb051e954b9f44e8ce679f46f6c49 |
21494416 as geometric shapes
Circle
Radius = nDiameter | 42988832 |
---|---|
Circumference | 135053398.79761 |
Area | 1.4514469679848E+15 |
Sphere
Radius = nVolume | 4.1597339909073E+22 |
---|---|
Surface area | 5.8057878719393E+15 |
Circumference | 135053398.79761 |
Square
Length = nPerimeter | 85977664 |
---|---|
Area | 462009919181056 |
Diagonal | 30397694.622489 |
Cube
Length = nSurface area | 2772059515086336 |
---|---|
Volume | 9.930633399004E+21 |
Space diagonal | 37229420.591021 |
Equilateral Triangle
Length = nPerimeter | 64483248 |
---|---|
Area | 2.0005616340559E+14 |
Altitude | 18614710.295511 |
Triangular Pyramid
Length = nSurface area | 2.0005616340559E+14 |
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Volume | 1.1703363696522E+21 |
Height | 10132564.874163 |