20898984 (number)
20898984 is an even 8-digits composite number following 20898983 and preceding 20898985. In scientific notation, it is written as 2.0898984 × 10^7. The sum of its digits is 48. It has a total of 7 prime factors and 64 positive divisors. There are 6497280 positive integers (up to 20898984) that are relatively prime to 20898984.
Interesting facts
- 20898984 has 64 divisors, whose sum is 55823040
- The reverse of 20898984 is 48989802
- Previous prime number is 283
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 48
- Digital Root 3
Name
Name | twenty million eight hundred ninety-eight thousand nine hundred eighty-four |
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Notation
Scientific notation | 2.0898984 × 10^7 |
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Engineering notation | 2.0898984 × 10^6 |
Prime Factorization of 20898984
Prime Factorization 2 × 2 × 2 × 3 × 17 × 283 × 181
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 5224746 | Product of the distinct prime numbers |
The prime factorization of 20898984 is 2 × 2 × 2 × 3 × 17 × 283 × 181. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20898984)
Multiplication
n×yn×2 | 41797968 |
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n×3 | 62696952 |
n×4 | 83595936 |
n×5 | 104494920 |
Division
n÷yn÷2 | 10449492 |
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n÷3 | 6966328 |
n÷3 | 5224746 |
n÷5 | 4179796.8 |
Exponentiation
nyn2 | 436767532232256 |
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n3 | 9.1279976678414E+21 |
n4 | 1.9076587721225E+29 |
n5 | 3.9868130156049E+36 |
Nth Root
y√n2√n | 4571.5406593401 |
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3√n | 275.4493326366 |
4√n | 67.613169274485 |
5√n | 29.10884909792 |
Divisors of 20898984
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 | -20898983 | 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 20898984 can be divided by 64 positive divisors. The sum of these divisors (counting 20898984) is 1, the average is 0.015625.
Base conversion 20898984
Base | System | Value |
---|---|---|
2 | Binary | 1001111101110010010101000 |
3 | Ternary | 1110022210000110 |
4 | Quaternary | 1033232102220 |
5 | Quinary | 20322231414 |
6 | Senary | 2023534320 |
8 | Octal | 117562250 |
10 | Decimal | 20898984 |
12 | Duodecimal | 6bba3a0 |
16 | Hexadecimal | 13ee4a8 |
20 | Vigesimal | 6ac794 |
36 | Base36 | cfxrc |
Cryptographic Hash Functions
md5 | e3d8854ed29c39d7a129f62c29840b25 |
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sha1 | 4837043d3e045655c7ff3486ea6862412ded4bc5 |
sha256 | 2d2d3ec7f5146204db276c52eb843b05c041e7d7d19ee9dd0cd55a2207e36d14 |
sha512 | 76b247f5f71bf74d30087355819e166bcfb3e414a50a416124eda3101ec10e78bab2c4863a473034b21b196f9c0afbf4477cf16c95e470d315c00d0068388a3f |
ripemd-160 | 8b1b75674c2599647dc59f408c94c6171f2f729c |
20898984 as geometric shapes
Circle
Radius = nDiameter | 41797968 |
---|---|
Circumference | 131312189.20378 |
Area | 1.3721456705874E+15 |
Sphere
Radius = nVolume | 3.8235267220367E+22 |
---|---|
Surface area | 5.4885826823496E+15 |
Circumference | 131312189.20378 |
Square
Length = nPerimeter | 83595936 |
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Area | 436767532232256 |
Diagonal | 29555626.612618 |
Cube
Length = nSurface area | 2620605193393536 |
---|---|
Volume | 9.1279976678414E+21 |
Space diagonal | 36198102.114569 |
Equilateral Triangle
Length = nPerimeter | 62696952 |
---|---|
Area | 1.8912588923069E+14 |
Altitude | 18099051.057285 |
Triangular Pyramid
Length = nSurface area | 1.8912588923069E+14 |
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Volume | 1.0757448415976E+21 |
Height | 9851875.5375394 |