20689875 (number)
20689875 is an odd 8-digits composite number following 20689874 and preceding 20689876. In scientific notation, it is written as 2.0689875 × 10^7. The sum of its digits is 45. It has a total of 6 prime factors and 48 positive divisors. There are 10795200 positive integers (up to 20689875) that are relatively prime to 20689875.
Interesting facts
- 20689875 has 48 divisors, whose sum is 38110176
- The reverse of 20689875 is 57898602
- Previous prime number is 53
Basic properties
- Is Prime? no
- Number parity odd
- Number length 8
- Sum of Digits 45
- Digital Root 9
Name
Name | twenty million six hundred eighty-nine thousand eight hundred seventy-five |
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Notation
Scientific notation | 2.0689875 × 10^7 |
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Engineering notation | 2.0689875 × 10^6 |
Prime Factorization of 20689875
Prime Factorization 3 × 5 × 3 × 25 × 53 × 347
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 6896625 | Product of the distinct prime numbers |
The prime factorization of 20689875 is 3 × 5 × 3 × 25 × 53 × 347. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20689875)
Multiplication
n×yn×2 | 41379750 |
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n×3 | 62069625 |
n×4 | 82759500 |
n×5 | 103449375 |
Division
n÷yn÷2 | 10344937.5 |
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n÷3 | 6896625 |
n÷3 | 5172468.75 |
n÷5 | 4137975 |
Exponentiation
nyn2 | 428070927515625 |
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n3 | 8.8567339814323E+21 |
n4 | 1.8324471898409E+29 |
n5 | 3.7913103301909E+36 |
Nth Root
y√n2√n | 4548.6124257844 |
---|---|
3√n | 274.5275634977 |
4√n | 67.443401647488 |
5√n | 29.050363659751 |
Divisors of 20689875
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 | -20689874 | 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 20689875 can be divided by 48 positive divisors. The sum of these divisors (counting 20689875) is 1, the average is 0.020833333333333.
Base conversion 20689875
Base | System | Value |
---|---|---|
2 | Binary | 1001110111011001111010011 |
3 | Ternary | 1102221011011200 |
4 | Quaternary | 1032323033103 |
5 | Quinary | 20244034000 |
6 | Senary | 2015242243 |
8 | Octal | 116731723 |
10 | Decimal | 20689875 |
12 | Duodecimal | 6b19383 |
16 | Hexadecimal | 13bb3d3 |
20 | Vigesimal | 6964df |
36 | Base36 | cbger |
Cryptographic Hash Functions
md5 | 6c9ddfb07fbcad8498ea00d2f3d28e26 |
---|---|
sha1 | d2111a9f76f30bde944426545bce4a3a56155ac6 |
sha256 | cb78a0f2664d7ba063ad2c8abf5e1aa78f14affb63e33d77995020ff8e65e950 |
sha512 | 252efc92e8bdabafab15db97e2255add772ff42484051636bcb5528a2499a957c30db1be7945ce0e2efa435c8a0105aebc75d6596184559c5de819930f78c9b8 |
ripemd-160 | 51a36db94c9bb6ee32bc3b66d8f56288731170a9 |
20689875 as geometric shapes
Circle
Radius = nDiameter | 41379750 |
---|---|
Circumference | 129998318.60738 |
Area | 1.3448244810985E+15 |
Sphere
Radius = nVolume | 3.7099000547823E+22 |
---|---|
Surface area | 5.3792979243938E+15 |
Circumference | 129998318.60738 |
Square
Length = nPerimeter | 82759500 |
---|---|
Area | 428070927515625 |
Diagonal | 29259901.828804 |
Cube
Length = nSurface area | 2568425565093750 |
---|---|
Volume | 8.8567339814323E+21 |
Space diagonal | 35835914.702249 |
Equilateral Triangle
Length = nPerimeter | 62069625 |
---|---|
Area | 1.8536014892505E+14 |
Altitude | 17917957.351125 |
Triangular Pyramid
Length = nSurface area | 1.8536014892505E+14 |
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Volume | 1.0437761095727E+21 |
Height | 9753300.6096013 |