21138084 (number)
21138084 is an even 8-digits composite number following 21138083 and preceding 21138085. In scientific notation, it is written as 2.1138084 × 10^7. The sum of its digits is 27. It has a total of 7 prime factors and 60 positive divisors. There are 6395760 positive integers (up to 21138084) that are relatively prime to 21138084.
Interesting facts
- 21138084 has 60 divisors, whose sum is 55902000
- The reverse of 21138084 is 48083112
- Previous prime number is 99
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 27
- Digital Root 9
Name
Name | twenty-one million one hundred thirty-eight thousand eighty-four |
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Notation
Scientific notation | 2.1138084 × 10^7 |
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Engineering notation | 2.1138084 × 10^6 |
Prime Factorization of 21138084
Prime Factorization 2 × 2 × 3 × 3 × 9 × 99 × 659
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 3523014 | Product of the distinct prime numbers |
The prime factorization of 21138084 is 2 × 2 × 3 × 3 × 9 × 99 × 659. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21138084)
Multiplication
n×yn×2 | 42276168 |
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n×3 | 63414252 |
n×4 | 84552336 |
n×5 | 105690420 |
Division
n÷yn÷2 | 10569042 |
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n÷3 | 7046028 |
n÷3 | 5284521 |
n÷5 | 4227616.8 |
Exponentiation
nyn2 | 446818595191056 |
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n3 | 9.4448889979105E+21 |
n4 | 1.9964685700851E+29 |
n5 | 4.2201520337818E+36 |
Nth Root
y√n2√n | 4597.6172089464 |
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3√n | 276.49580069203 |
4√n | 67.80573138715 |
5√n | 29.175151766214 |
Divisors of 21138084
60 divisors
τ | Total Divisors | 60 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -21138083 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.016666666666667 | 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 | 60 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21138084 can be divided by 60 positive divisors. The sum of these divisors (counting 21138084) is 1, the average is 0.016666666666667.
Base conversion 21138084
Base | System | Value |
---|---|---|
2 | Binary | 1010000101000101010100100 |
3 | Ternary | 1110202221000000 |
4 | Quaternary | 1100220222210 |
5 | Quinary | 20402404314 |
6 | Senary | 2033021300 |
8 | Octal | 120505244 |
10 | Decimal | 21138084 |
12 | Duodecimal | 70b4830 |
16 | Hexadecimal | 1428aa4 |
20 | Vigesimal | 6c2544 |
36 | Base36 | cl290 |
Cryptographic Hash Functions
md5 | c415539ad1015244ea0586563a352b30 |
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sha1 | 3b69f5222bdb61877f4dec7dc2629ca6efa6f346 |
sha256 | 43463b1c72c1ac41db42b8bcb41a92bb584cc301706d3aafdfbad474b869bbc5 |
sha512 | 25385ee7e4a2dfa45d3810a5bbea675979558475b4f8d2e261ff40a11f5cc7f045cd81298be1754d66ec2f74ff500f7dba97ed12ed5fc08b73705abce523dc99 |
ripemd-160 | 3443b82a8655c9543a3bf261810d0f7b3ca1c8dd |
21138084 as geometric shapes
Circle
Radius = nDiameter | 42276168 |
---|---|
Circumference | 132814498.81073 |
Area | 1.4037220161395E+15 |
Sphere
Radius = nVolume | 3.9562658519742E+22 |
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Surface area | 5.6148880645581E+15 |
Circumference | 132814498.81073 |
Square
Length = nPerimeter | 84552336 |
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Area | 446818595191056 |
Diagonal | 29893765.075382 |
Cube
Length = nSurface area | 2680911571146336 |
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Volume | 9.4448889979105E+21 |
Space diagonal | 36612235.462659 |
Equilateral Triangle
Length = nPerimeter | 63414252 |
---|---|
Area | 1.9347812715936E+14 |
Altitude | 18306117.731329 |
Triangular Pyramid
Length = nSurface area | 1.9347812715936E+14 |
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Volume | 1.1130908429961E+21 |
Height | 9964588.3584606 |