221520408 (number)
221520408 is an even 9-digits composite number following 221520407 and preceding 221520409. In scientific notation, it is written as 2.21520408 × 10^8. The sum of its digits is 24. It has a total of 6 prime factors and 32 positive divisors. There are 73307808 positive integers (up to 221520408) that are relatively prime to 221520408.
Interesting facts
- 221520408 has 32 divisors, whose sum is 557793600
- The reverse of 221520408 is 804025122
- Previous prime number is 139
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 24
- Digital Root 6
Name
Name | two hundred twenty-one million five hundred twenty thousand four hundred eight |
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Notation
Scientific notation | 2.21520408 × 10^8 |
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Engineering notation | 2.21520408 × 10^6 |
Prime Factorization of 221520408
Prime Factorization 2 × 2 × 2 × 3 × 139 × 66403
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 55380102 | Product of the distinct prime numbers |
The prime factorization of 221520408 is 2 × 2 × 2 × 3 × 139 × 66403. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 221520408)
Multiplication
n×yn×2 | 443040816 |
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n×3 | 664561224 |
n×4 | 886081632 |
n×5 | 1107602040 |
Division
n÷yn÷2 | 110760204 |
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n÷3 | 73840136 |
n÷3 | 55380102 |
n÷5 | 44304081.6 |
Exponentiation
nyn2 | 49071291160486464 |
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n3 | 1.0870292438958E+25 |
n4 | 2.4079916161572E+33 |
n5 | 5.3341928527173E+41 |
Nth Root
y√n2√n | 14883.561670514 |
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3√n | 605.06855130158 |
4√n | 121.99820355445 |
5√n | 46.674830397421 |
Divisors of 221520408
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 | -221520407 | 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 221520408 can be divided by 32 positive divisors. The sum of these divisors (counting 221520408) is 1, the average is 0.03125.
Base conversion 221520408
Base | System | Value |
---|---|---|
2 | Binary | 1101001101000010001000011000 |
3 | Ternary | 120102211101212120 |
4 | Quaternary | 31031002020120 |
5 | Quinary | 423202123113 |
6 | Senary | 33551541240 |
8 | Octal | 1515021030 |
10 | Decimal | 221520408 |
12 | Duodecimal | 6222a820 |
16 | Hexadecimal | d342218 |
20 | Vigesimal | 394a108 |
36 | Base36 | 3nvy8o |
Cryptographic Hash Functions
md5 | 8afe474d846f68df8cbe17806a9edef4 |
---|---|
sha1 | 47631003771a3d7082ccea1f1b934f868600b93e |
sha256 | f0649ee7a5353178db111690041934f9fa732a4e15175ed95f1422102463d2d3 |
sha512 | f57fa6950c317f29345e344f838874fe2611f41a797b9713655710b1dcb62abd2db93600c12784a755b775dfc8d4633f0be0654e0764838ba43fde98b817d677 |
ripemd-160 | 4c695d76f2f7c01824020866adac9323425abbcb |
221520408 as geometric shapes
Circle
Radius = nDiameter | 443040816 |
---|---|
Circumference | 1391853772.786 |
Area | 1.5416200781195E+17 |
Sphere
Radius = nVolume | 4.553337449147E+25 |
---|---|
Surface area | 6.166480312478E+17 |
Circumference | 1391853772.786 |
Square
Length = nPerimeter | 886081632 |
---|---|
Area | 49071291160486464 |
Diagonal | 313277165.33602 |
Cube
Length = nSurface area | 294427746962918784 |
---|---|
Volume | 1.0870292438958E+25 |
Space diagonal | 383684601.56939 |
Equilateral Triangle
Length = nPerimeter | 664561224 |
---|---|
Area | 2.1248492370742E+16 |
Altitude | 191842300.78469 |
Triangular Pyramid
Length = nSurface area | 2.1248492370742E+16 |
---|---|
Volume | 1.2810762495113E+24 |
Height | 104425721.77867 |