21271488 (number)
21271488 is an even 8-digits composite number following 21271487 and preceding 21271489. In scientific notation, it is written as 2.1271488 × 10^7. The sum of its digits is 33. It has a total of 12 prime factors and 224 positive divisors. There are 5419008 positive integers (up to 21271488) that are relatively prime to 21271488.
Interesting facts
- 21271488 has 224 divisors, whose sum is 73152000
- The reverse of 21271488 is 88417212
- Previous prime number is 7
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 33
- Digital Root 6
Name
Name | twenty-one million two hundred seventy-one thousand four hundred eighty-eight |
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Notation
Scientific notation | 2.1271488 × 10^7 |
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Engineering notation | 2.1271488 × 10^6 |
Prime Factorization of 21271488
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 3 × 19 × 7 × 7 × 7 × 17
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 12 | Total number of prime factors |
rad | Radical | 13566 | Product of the distinct prime numbers |
The prime factorization of 21271488 is 2 × 2 × 2 × 2 × 2 × 2 × 3 × 19 × 7 × 7 × 7 × 17. Since it has a total of 12 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21271488)
Multiplication
n×yn×2 | 42542976 |
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n×3 | 63814464 |
n×4 | 85085952 |
n×5 | 106357440 |
Division
n÷yn÷2 | 10635744 |
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n÷3 | 7090496 |
n÷3 | 5317872 |
n÷5 | 4254297.6 |
Exponentiation
nyn2 | 452476201734144 |
---|---|
n3 | 9.6248420954734E+21 |
n4 | 2.0473471313576E+29 |
n5 | 4.3550119936507E+36 |
Nth Root
y√n2√n | 4612.1023405818 |
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3√n | 277.07624309342 |
4√n | 67.912460863834 |
5√n | 29.211884458747 |
Divisors of 21271488
224 divisors
τ | Total Divisors | 224 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -21271487 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.0044642857142857 | 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 | 224 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21271488 can be divided by 224 positive divisors. The sum of these divisors (counting 21271488) is 1, the average is 0.0044642857142857.
Base conversion 21271488
Base | System | Value |
---|---|---|
2 | Binary | 1010001001001001111000000 |
3 | Ternary | 1111000200222220 |
4 | Quaternary | 1101021033000 |
5 | Quinary | 20421141423 |
6 | Senary | 2035531040 |
8 | Octal | 121111700 |
10 | Decimal | 21271488 |
12 | Duodecimal | 7159a80 |
16 | Hexadecimal | 14493c0 |
20 | Vigesimal | 6ciie8 |
36 | Base36 | cnx6o |
Cryptographic Hash Functions
md5 | baf9370c0c66f308785d2938d48db036 |
---|---|
sha1 | aaec146c27a209c90ff11136c885d186893ba848 |
sha256 | 76b0a4c506f72dc16e8db7c1df288dc1ffe9feaecc38c77aa192b8fd7dc49753 |
sha512 | ece13e5da7a03ae2db9b05aab9bb30a00b0564bf6d77fde141910d9422295999db993976facc5ccd20bb4e8c87fd0396c8dcc9980977fee97c27fde8a9aab156 |
ripemd-160 | 8387c5fa33021e7b2500f179c32782608834d6c2 |
21271488 as geometric shapes
Circle
Radius = nDiameter | 42542976 |
---|---|
Circumference | 133652700.86345 |
Area | 1.4214959112922E+15 |
Sphere
Radius = nVolume | 4.0316444292135E+22 |
---|---|
Surface area | 5.6859836451688E+15 |
Circumference | 133652700.86345 |
Square
Length = nPerimeter | 85085952 |
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Area | 452476201734144 |
Diagonal | 30082426.821457 |
Cube
Length = nSurface area | 2714857210404864 |
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Volume | 9.6248420954734E+21 |
Space diagonal | 36843297.968592 |
Equilateral Triangle
Length = nPerimeter | 63814464 |
---|---|
Area | 1.9592794265483E+14 |
Altitude | 18421648.984296 |
Triangular Pyramid
Length = nSurface area | 1.9592794265483E+14 |
---|---|
Volume | 1.1342985189265E+21 |
Height | 10027475.607152 |