20994540 (number)
20994540 is an even 8-digits composite number following 20994539 and preceding 20994541. In scientific notation, it is written as 2.0994540 × 10^7. The sum of its digits is 33. It has a total of 6 prime factors and 48 positive divisors. There are 4644864 positive integers (up to 20994540) that are relatively prime to 20994540.
Interesting facts
- 20994540 has 48 divisors, whose sum is 46606560
- The reverse of 20994540 is 04549902
- Previous prime number is 5
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 33
- Digital Root 6
Name
Name | twenty million nine hundred ninety-four thousand five hundred forty |
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Notation
Scientific notation | 2.0994540 × 10^7 |
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Engineering notation | 2.0994540 × 10^6 |
Prime Factorization of 20994540
Prime Factorization 2 × 2 × 21 × 259 × 5 × 193
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 10497270 | Product of the distinct prime numbers |
The prime factorization of 20994540 is 2 × 2 × 21 × 259 × 5 × 193. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20994540)
Multiplication
n×yn×2 | 41989080 |
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n×3 | 62983620 |
n×4 | 83978160 |
n×5 | 104972700 |
Division
n÷yn÷2 | 10497270 |
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n÷3 | 6998180 |
n÷3 | 5248635 |
n÷5 | 4198908 |
Exponentiation
nyn2 | 440770709811600 |
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n3 | 9.253778297968E+21 |
n4 | 1.9427881862782E+29 |
n5 | 4.0787944288345E+36 |
Nth Root
y√n2√n | 4581.9799213877 |
---|---|
3√n | 275.86850488936 |
4√n | 67.690323690966 |
5√n | 29.135419307566 |
Divisors of 20994540
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 | -20994539 | 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 20994540 can be divided by 48 positive divisors. The sum of these divisors (counting 20994540) is 1, the average is 0.020833333333333.
Base conversion 20994540
Base | System | Value |
---|---|---|
2 | Binary | 1010000000101100111101100 |
3 | Ternary | 1110111122002120 |
4 | Quaternary | 1100011213230 |
5 | Quinary | 20333311130 |
6 | Senary | 2025552540 |
8 | Octal | 120054754 |
10 | Decimal | 20994540 |
12 | Duodecimal | 7045750 |
16 | Hexadecimal | 14059ec |
20 | Vigesimal | 6b4670 |
36 | Base36 | chzho |
Cryptographic Hash Functions
md5 | f841b656678306207d56b09d909638de |
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sha1 | 3b39cb1ee76a99303bd04caf5c9df3d09704f36d |
sha256 | 7868181e1a0cf831dc74a55c759a144b37ee3895cae2c6143b01c1839a76fe57 |
sha512 | 322d740628134d56c86c275d3c3d344677cd5933897c1a01d88c4be968ebe680add7319b73cb3a062a3a46770140ee26df4f6a5548636d4261ab91be23c94b15 |
ripemd-160 | abd6f493cdff2daa25b2ddd9a3fcec9515fc473f |
20994540 as geometric shapes
Circle
Radius = nDiameter | 41989080 |
---|---|
Circumference | 131912585.25899 |
Area | 1.3847220238617E+15 |
Sphere
Radius = nVolume | 3.8762135891793E+22 |
---|---|
Surface area | 5.5388880954467E+15 |
Circumference | 131912585.25899 |
Square
Length = nPerimeter | 83978160 |
---|---|
Area | 440770709811600 |
Diagonal | 29690763.203784 |
Cube
Length = nSurface area | 2644624258869600 |
---|---|
Volume | 9.253778297968E+21 |
Space diagonal | 36363609.961537 |
Equilateral Triangle
Length = nPerimeter | 62983620 |
---|---|
Area | 1.9085931597047E+14 |
Altitude | 18181804.980769 |
Triangular Pyramid
Length = nSurface area | 1.9085931597047E+14 |
---|---|
Volume | 1.090568231015E+21 |
Height | 9896921.0679281 |