21584920 (number)
21584920 is an even 8-digits composite number following 21584919 and preceding 21584921. In scientific notation, it is written as 2.1584920 × 10^7. The sum of its digits is 31. It has a total of 7 prime factors and 64 positive divisors. There are 7330176 positive integers (up to 21584920) that are relatively prime to 21584920.
Interesting facts
- 21584920 has 64 divisors, whose sum is 56033280
- The reverse of 21584920 is 02948512
- Previous prime number is 127
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 31
- Digital Root 4
Name
Name | twenty-one million five hundred eighty-four thousand nine hundred twenty |
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Notation
Scientific notation | 2.1584920 × 10^7 |
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Engineering notation | 2.1584920 × 10^6 |
Prime Factorization of 21584920
Prime Factorization 2 × 2 × 2 × 7 × 5 × 127 × 607
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 5396230 | Product of the distinct prime numbers |
The prime factorization of 21584920 is 2 × 2 × 2 × 7 × 5 × 127 × 607. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21584920)
Multiplication
n×yn×2 | 43169840 |
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n×3 | 64754760 |
n×4 | 86339680 |
n×5 | 107924600 |
Division
n÷yn÷2 | 10792460 |
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n÷3 | 7194973.3333333 |
n÷3 | 5396230 |
n÷5 | 4316984 |
Exponentiation
nyn2 | 465908771406400 |
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n3 | 1.0056603558105E+22 |
n4 | 2.1707098327342E+29 |
n5 | 4.6854598082781E+36 |
Nth Root
y√n2√n | 4645.9573824993 |
---|---|
3√n | 278.43050459554 |
4√n | 68.161260129925 |
5√n | 29.297468006762 |
Divisors of 21584920
64 divisors
τ | Total Divisors | 64 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -21584919 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.015625 | 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 | 64 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21584920 can be divided by 64 positive divisors. The sum of these divisors (counting 21584920) is 1, the average is 0.015625.
Base conversion 21584920
Base | System | Value |
---|---|---|
2 | Binary | 1010010010101110000011000 |
3 | Ternary | 1111121121221111 |
4 | Quaternary | 1102111300120 |
5 | Quinary | 21011204140 |
6 | Senary | 2050350104 |
8 | Octal | 122256030 |
10 | Decimal | 21584920 |
12 | Duodecimal | 728b334 |
16 | Hexadecimal | 1495c18 |
20 | Vigesimal | 6ei260 |
36 | Base36 | cun14 |
Cryptographic Hash Functions
md5 | a01916ef0977ecc21b3342f1a24bf652 |
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sha1 | fb324135aa406192aaf6ecab9cee7726c2b94bac |
sha256 | 1167c5db0e9afa35bf6f18750ac70362fb9044336b7140521483d35d1bc279b9 |
sha512 | d6b8fcbdef5b92e57d89eac95de6f286c087f8792d4f57c6ae84cca84a29081b231ea213030ddfe19386de5e26bf8f59db6bbc87c34d8adbb8211b10d945bd31 |
ripemd-160 | abe5ba4e279226e37c5d10dbce6b9c51569d3b5e |
21584920 as geometric shapes
Circle
Radius = nDiameter | 43169840 |
---|---|
Circumference | 135622052.20065 |
Area | 1.4636955734934E+15 |
Sphere
Radius = nVolume | 4.2125002477612E+22 |
---|---|
Surface area | 5.8547822939736E+15 |
Circumference | 135622052.20065 |
Square
Length = nPerimeter | 86339680 |
---|---|
Area | 465908771406400 |
Diagonal | 30525686.606738 |
Cube
Length = nSurface area | 2795452628438400 |
---|---|
Volume | 1.0056603558105E+22 |
Space diagonal | 37386178.11731 |
Equilateral Triangle
Length = nPerimeter | 64754760 |
---|---|
Area | 2.0174441594197E+14 |
Altitude | 18693089.058655 |
Triangular Pyramid
Length = nSurface area | 2.0174441594197E+14 |
---|---|
Volume | 1.1851820952735E+21 |
Height | 10175228.868913 |