221685220 (number)
221685220 is an even 9-digits composite number following 221685219 and preceding 221685221. In scientific notation, it is written as 2.21685220 × 10^8. The sum of its digits is 28. It has a total of 6 prime factors and 48 positive divisors. There are 86576256 positive integers (up to 221685220) that are relatively prime to 221685220.
Interesting facts
- 221685220 has 48 divisors, whose sum is 476642880
- The reverse of 221685220 is 022586122
- Previous prime number is 283
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 28
- Digital Root 1
Name
Name | two hundred twenty-one million six hundred eighty-five thousand two hundred twenty |
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Notation
Scientific notation | 2.21685220 × 10^8 |
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Engineering notation | 2.21685220 × 10^6 |
Prime Factorization of 221685220
Prime Factorization 2 × 2 × 5 × 53 × 283 × 739
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 110842610 | Product of the distinct prime numbers |
The prime factorization of 221685220 is 2 × 2 × 5 × 53 × 283 × 739. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 221685220)
Multiplication
n×yn×2 | 443370440 |
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n×3 | 665055660 |
n×4 | 886740880 |
n×5 | 1108426100 |
Division
n÷yn÷2 | 110842610 |
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n÷3 | 73895073.333333 |
n÷3 | 55421305 |
n÷5 | 44337044 |
Exponentiation
nyn2 | 49144336766448400 |
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n3 | 1.0894573107824E+25 |
n4 | 2.4151658362141E+33 |
n5 | 5.354065697376E+41 |
Nth Root
y√n2√n | 14889.097353433 |
---|---|
3√n | 605.21857184653 |
4√n | 122.02088900444 |
5√n | 46.681773580596 |
Divisors of 221685220
48 divisors
τ | Total Divisors | 48 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -221685219 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.020833333333333 | 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 | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 221685220 can be divided by 48 positive divisors. The sum of these divisors (counting 221685220) is 1, the average is 0.020833333333333.
Base conversion 221685220
Base | System | Value |
---|---|---|
2 | Binary | 1101001101101010010111100100 |
3 | Ternary | 120110010202221201 |
4 | Quaternary | 31031222113210 |
5 | Quinary | 423222411340 |
6 | Senary | 33555252244 |
8 | Octal | 1515522744 |
10 | Decimal | 221685220 |
12 | Duodecimal | 622aa084 |
16 | Hexadecimal | d36a5e4 |
20 | Vigesimal | 395ad10 |
36 | Base36 | 3nzhes |
Cryptographic Hash Functions
md5 | 6db41359ca031b3cfb36c92f232a9dd6 |
---|---|
sha1 | aa268b5ae4384b7c57d935af475dbbfe1198af50 |
sha256 | 8444ed2725b8eab1408a608b3145cf2b24110d1756a43f012608a9392ab974c3 |
sha512 | dded283b278fba7e210c09383fe2e8dabdc058419054c578264b202df7dd5a381cb17a774678aefd9a73f3b8699e41b80465d5b968e03aa6956825e8472c0fd7 |
ripemd-160 | 23769903e35fdfa41bf6ab85f9c54d84de3d6edd |
221685220 as geometric shapes
Circle
Radius = nDiameter | 443370440 |
---|---|
Circumference | 1392889317.1229 |
Area | 1.5439148735102E+17 |
Sphere
Radius = nVolume | 4.5635081119383E+25 |
---|---|
Surface area | 6.1756594940407E+17 |
Circumference | 1392889317.1229 |
Square
Length = nPerimeter | 886740880 |
---|---|
Area | 49144336766448400 |
Diagonal | 313510244.70166 |
Cube
Length = nSurface area | 294866020598690400 |
---|---|
Volume | 1.0894573107824E+25 |
Space diagonal | 383970064.32708 |
Equilateral Triangle
Length = nPerimeter | 665055660 |
---|---|
Area | 2.1280122045941E+16 |
Altitude | 191985032.16354 |
Triangular Pyramid
Length = nSurface area | 2.1280122045941E+16 |
---|---|
Volume | 1.2839377537792E+24 |
Height | 104503414.90055 |