20189742 (number)
20189742 is an even 8-digits composite number following 20189741 and preceding 20189743. In scientific notation, it is written as 2.0189742 × 10^7. The sum of its digits is 33. It has a total of 6 prime factors and 64 positive divisors. There are 5927040 positive integers (up to 20189742) that are relatively prime to 20189742.
Interesting facts
- 20189742 has 64 divisors, whose sum is 45619200
- The reverse of 20189742 is 24798102
- Previous prime number is 19
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 33
- Digital Root 6
Name
Name | twenty million one hundred eighty-nine thousand seven hundred forty-two |
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Notation
Scientific notation | 2.0189742 × 10^7 |
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Engineering notation | 2.0189742 × 10^6 |
Prime Factorization of 20189742
Prime Factorization 2 × 3 × 31 × 29 × 19 × 197
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 20189742 | Product of the distinct prime numbers |
The prime factorization of 20189742 is 2 × 3 × 31 × 29 × 19 × 197. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20189742)
Multiplication
n×yn×2 | 40379484 |
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n×3 | 60569226 |
n×4 | 80758968 |
n×5 | 100948710 |
Division
n÷yn÷2 | 10094871 |
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n÷3 | 6729914 |
n÷3 | 5047435.5 |
n÷5 | 4037948.4 |
Exponentiation
nyn2 | 407625682026564 |
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n3 | 8.2298573526904E+21 |
n4 | 1.6615869664762E+29 |
n5 | 3.3547012163717E+36 |
Nth Root
y√n2√n | 4493.2996784101 |
---|---|
3√n | 272.29745968566 |
4√n | 67.032079472519 |
5√n | 28.908539685601 |
Divisors of 20189742
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 | -20189741 | 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 20189742 can be divided by 64 positive divisors. The sum of these divisors (counting 20189742) is 1, the average is 0.015625.
Base conversion 20189742
Base | System | Value |
---|---|---|
2 | Binary | 1001101000001001000101110 |
3 | Ternary | 1101222202010020 |
4 | Quaternary | 1031001020232 |
5 | Quinary | 20132032432 |
6 | Senary | 2000423010 |
8 | Octal | 115011056 |
10 | Decimal | 20189742 |
12 | Duodecimal | 6917a66 |
16 | Hexadecimal | 134122e |
20 | Vigesimal | 663e72 |
36 | Base36 | c0qi6 |
Cryptographic Hash Functions
md5 | 0f577f08567aa015ee66f018d5e46bb5 |
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sha1 | 324343e33f5f902a45c018a88565ef75855a7f8b |
sha256 | bf461016168d650460ebd6c5b1537c7f6451886e6e921dd03a78a3d0704b8676 |
sha512 | a31dfd497ef3d7b8bae3d1a813d02b38a366662c653e43ce3f2f6d683592514674ecb0f04ac1db9322ecedef375c07e4a77deed4e4e9668e5c7aaa2e80bd6965 |
ripemd-160 | 36c6f9d46dd3fc0e30ca8b3638e79ad62aedef89 |
20189742 as geometric shapes
Circle
Radius = nDiameter | 40379484 |
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Circumference | 126855890.29015 |
Area | 1.2805938480692E+15 |
Sphere
Radius = nVolume | 3.4473145865739E+22 |
---|---|
Surface area | 5.1223753922767E+15 |
Circumference | 126855890.29015 |
Square
Length = nPerimeter | 80758968 |
---|---|
Area | 407625682026564 |
Diagonal | 28552606.957214 |
Cube
Length = nSurface area | 2445754092159384 |
---|---|
Volume | 8.2298573526904E+21 |
Space diagonal | 34969658.935707 |
Equilateral Triangle
Length = nPerimeter | 60569226 |
---|---|
Area | 1.7650709793498E+14 |
Altitude | 17484829.467854 |
Triangular Pyramid
Length = nSurface area | 1.7650709793498E+14 |
---|---|
Volume | 9.6989799038089E+20 |
Height | 9517535.6524046 |