221820105 (number)
221820105 is an odd 9-digits composite number following 221820104 and preceding 221820106. In scientific notation, it is written as 2.21820105 × 10^8. The sum of its digits is 21. It has a total of 5 prime factors and 32 positive divisors. There are 106299648 positive integers (up to 221820105) that are relatively prime to 221820105.
Interesting facts
- 221820105 has 32 divisors, whose sum is 389442816
- The reverse of 221820105 is 501028122
- Previous prime number is 53
Basic properties
- Is Prime? no
- Number parity odd
- Number length 9
- Sum of Digits 21
- Digital Root 3
Name
Name | two hundred twenty-one million eight hundred twenty thousand one hundred five |
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Notation
Scientific notation | 2.21820105 × 10^8 |
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Engineering notation | 2.21820105 × 10^6 |
Prime Factorization of 221820105
Prime Factorization 5 × 3 × 21463 × 53 × 13
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 5 | Total number of prime factors |
rad | Radical | 221820105 | Product of the distinct prime numbers |
The prime factorization of 221820105 is 5 × 3 × 21463 × 53 × 13. Since it has a total of 5 prime factors.
Most popular turbo-numbers
Basic calculations (n = 221820105)
Multiplication
n×yn×2 | 443640210 |
---|---|
n×3 | 665460315 |
n×4 | 887280420 |
n×5 | 1109100525 |
Division
n÷yn÷2 | 110910052.5 |
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n÷3 | 73940035 |
n÷3 | 55455026.25 |
n÷5 | 44364021 |
Exponentiation
nyn2 | 49204158982211025 |
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n3 | 1.0914471711871E+25 |
n4 | 2.4210492611467E+33 |
n5 | 5.3703740131773E+41 |
Nth Root
y√n2√n | 14893.62632135 |
---|---|
3√n | 605.34129594403 |
4√n | 122.03944575976 |
5√n | 46.687452929988 |
Divisors of 221820105
32 divisors
τ | Total Divisors | 32 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -221820104 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.03125 | 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 | 32 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 221820105 can be divided by 32 positive divisors. The sum of these divisors (counting 221820105) is 1, the average is 0.03125.
Base conversion 221820105
Base | System | Value |
---|---|---|
2 | Binary | 1101001110001011010011001001 |
3 | Ternary | 120110101121222110 |
4 | Quaternary | 31032023103021 |
5 | Quinary | 423241220410 |
6 | Senary | 34002212533 |
8 | Octal | 1516132311 |
10 | Decimal | 221820105 |
12 | Duodecimal | 62354149 |
16 | Hexadecimal | d38b4c9 |
20 | Vigesimal | 3967a55 |
36 | Base36 | 3o2dhl |
Cryptographic Hash Functions
md5 | 48027db3bc92de2838b6b456f0c26868 |
---|---|
sha1 | 7c1fa4ded65a938b91efb9df9dc20b29138938a3 |
sha256 | bf2f4d9fe4fc5af48963d347333a5419740867e363acfaa7c841ae35068aa58a |
sha512 | 75433a092d6c441beb8a0a15ef7970463b69db15a50d5cee9332368dc9a27e3f1281063a146939e2fde5fc61801fd25d569c88fd83d72670f7e8b9a3c10d43df |
ripemd-160 | 936193e5463ebd41b8098fa61be845db15240934 |
221820105 as geometric shapes
Circle
Radius = nDiameter | 443640210 |
---|---|
Circumference | 1393736824.573 |
Area | 1.5457942438458E+17 |
Sphere
Radius = nVolume | 4.5718432197102E+25 |
---|---|
Surface area | 6.1831769753831E+17 |
Circumference | 1393736824.573 |
Square
Length = nPerimeter | 887280420 |
---|---|
Area | 49204158982211025 |
Diagonal | 313701000.89802 |
Cube
Length = nSurface area | 295224953893266150 |
---|---|
Volume | 1.0914471711871E+25 |
Space diagonal | 384203692.00026 |
Equilateral Triangle
Length = nPerimeter | 665460315 |
---|---|
Area | 2.1306025825222E+16 |
Altitude | 192101846.00013 |
Triangular Pyramid
Length = nSurface area | 2.1306025825222E+16 |
---|---|
Volume | 1.2862828267554E+24 |
Height | 104567000.29934 |