209989746 (number)
209989746 is an even 9-digits composite number following 209989745 and preceding 209989747. In scientific notation, it is written as 2.09989746 × 10^8. The sum of its digits is 54. It has a total of 6 prime factors and 40 positive divisors. There are 65878272 positive integers (up to 209989746) that are relatively prime to 209989746.
Interesting facts
- 209989746 has 40 divisors, whose sum is 498217500
- The reverse of 209989746 is 647989902
- Previous prime number is 3
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 54
- Digital Root 9
Name
Name | two hundred nine million nine hundred eighty-nine thousand seven hundred forty-six |
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Notation
Scientific notation | 2.09989746 × 10^8 |
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Engineering notation | 2.09989746 × 10^6 |
Prime Factorization of 209989746
Prime Factorization 2 × 17 × 3 × 9 × 3 × 76249
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 69996582 | Product of the distinct prime numbers |
The prime factorization of 209989746 is 2 × 17 × 3 × 9 × 3 × 76249. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 209989746)
Multiplication
n×yn×2 | 419979492 |
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n×3 | 629969238 |
n×4 | 839958984 |
n×5 | 1049948730 |
Division
n÷yn÷2 | 104994873 |
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n÷3 | 69996582 |
n÷3 | 52497436.5 |
n÷5 | 41997949.2 |
Exponentiation
nyn2 | 44095693425144516 |
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n3 | 9.25964346204E+24 |
n4 | 1.9444301786443E+33 |
n5 | 4.0831039932826E+41 |
Nth Root
y√n2√n | 14491.022945258 |
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3√n | 594.38252067826 |
4√n | 120.37866482587 |
5√n | 46.178478295121 |
Divisors of 209989746
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 | -209989745 | 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 209989746 can be divided by 40 positive divisors. The sum of these divisors (counting 209989746) is 1, the average is 0.025.
Base conversion 209989746
Base | System | Value |
---|---|---|
2 | Binary | 1100100001000011000001110010 |
3 | Ternary | 112122010120210000 |
4 | Quaternary | 30201003001302 |
5 | Quinary | 412224132441 |
6 | Senary | 32500450430 |
8 | Octal | 1441030162 |
10 | Decimal | 209989746 |
12 | Duodecimal | 5a3a9a16 |
16 | Hexadecimal | c843072 |
20 | Vigesimal | 35c8e76 |
36 | Base36 | 3h0t4i |
Cryptographic Hash Functions
md5 | e42562adeaf3c6abc54e8fa6eca837c0 |
---|---|
sha1 | 8169ed46377e51db765a9256b5cbff5b0e7446b1 |
sha256 | 48386765e6a6d46d9fd0a7a98e3a97951986b9f87daef9e488d5d2c6d2c7724d |
sha512 | 010be19981cee1a9476b40accc70031c531f173bc0adad8fa11194a6726f388749e97b761a301f4e8a2cd234ea032f027f2bddac9a7786810679d2e753989c21 |
ripemd-160 | fb560f440aa65f084f9a5b78afd722f23672c7bf |
209989746 as geometric shapes
Circle
Radius = nDiameter | 419979492 |
---|---|
Circumference | 1319404486.7256 |
Area | 1.3853070651938E+17 |
Sphere
Radius = nVolume | 3.8786703833607E+25 |
---|---|
Surface area | 5.5412282607753E+17 |
Circumference | 1319404486.7256 |
Square
Length = nPerimeter | 839958984 |
---|---|
Area | 44095693425144516 |
Diagonal | 296970346.75248 |
Cube
Length = nSurface area | 264574160550867096 |
---|---|
Volume | 9.25964346204E+24 |
Space diagonal | 363712909.14048 |
Equilateral Triangle
Length = nPerimeter | 629969238 |
---|---|
Area | 1.9093995351833E+16 |
Altitude | 181856454.57024 |
Triangular Pyramid
Length = nSurface area | 1.9093995351833E+16 |
---|---|
Volume | 1.0912594472297E+24 |
Height | 98990115.58416 |