18389620 (number)
18389620 is an even 8-digits composite number following 18389619 and preceding 18389621. In scientific notation, it is written as 1.8389620 × 10^7. The sum of its digits is 37. It has a total of 6 prime factors and 48 positive divisors. There are 7128576 positive integers (up to 18389620) that are relatively prime to 18389620.
Interesting facts
- 18389620 has 48 divisors, whose sum is 39836160
- The reverse of 18389620 is 02698381
- Previous prime number is 79
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 37
- Digital Root 1
Name
Name | eighteen million three hundred eighty-nine thousand six hundred twenty |
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Notation
Scientific notation | 1.8389620 × 10^7 |
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Engineering notation | 1.8389620 × 10^6 |
Prime Factorization of 18389620
Prime Factorization 2 × 2 × 5 × 113 × 79 × 103
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 9194810 | Product of the distinct prime numbers |
The prime factorization of 18389620 is 2 × 2 × 5 × 113 × 79 × 103. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 18389620)
Multiplication
n×yn×2 | 36779240 |
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n×3 | 55168860 |
n×4 | 73558480 |
n×5 | 91948100 |
Division
n÷yn÷2 | 9194810 |
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n÷3 | 6129873.3333333 |
n÷3 | 4597405 |
n÷5 | 3677924 |
Exponentiation
nyn2 | 338178123744400 |
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n3 | 6.2189671879725E+21 |
n4 | 1.1436444337928E+29 |
n5 | 2.1031186552565E+36 |
Nth Root
y√n2√n | 4288.3120222297 |
---|---|
3√n | 263.95157131259 |
4√n | 65.485204605542 |
5√n | 28.373607127883 |
Divisors of 18389620
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 | -18389619 | 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 18389620 can be divided by 48 positive divisors. The sum of these divisors (counting 18389620) is 1, the average is 0.020833333333333.
Base conversion 18389620
Base | System | Value |
---|---|---|
2 | Binary | 1000110001001101001110100 |
3 | Ternary | 1021121021211001 |
4 | Quaternary | 1012021221310 |
5 | Quinary | 14201431440 |
6 | Senary | 1454053044 |
8 | Octal | 106115164 |
10 | Decimal | 18389620 |
12 | Duodecimal | 61aa184 |
16 | Hexadecimal | 1189a74 |
20 | Vigesimal | 5eie10 |
36 | Base36 | ay5is |
Cryptographic Hash Functions
md5 | deca99a9e2dbb8054b58d1d8d0f46755 |
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sha1 | c0707d002a8ba67a5d34fc06fdf6c2a2dd0b28d2 |
sha256 | 6a1f8ce110789cbda4ace8a144b851e844c9221d857d373413eeb3f8bd3ea667 |
sha512 | 67e7e5299bd3d428adc86a96cf55ff9a2a19786f0473fd08150dbe6f0e43a1c74d1770e0bb024f6acef506cabb83b49d06e1351437a43bbefc69507162ee21a5 |
ripemd-160 | 7afe94f098e12aa76a73e6574fbc2ec8cb897dcc |
18389620 as geometric shapes
Circle
Radius = nDiameter | 36779240 |
---|---|
Circumference | 115545390.18862 |
Area | 1.0624179091602E+15 |
Sphere
Radius = nVolume | 2.6049948840867E+22 |
---|---|
Surface area | 4.2496716366407E+15 |
Circumference | 115545390.18862 |
Square
Length = nPerimeter | 73558480 |
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Area | 338178123744400 |
Diagonal | 26006850.010888 |
Cube
Length = nSurface area | 2029068742466400 |
---|---|
Volume | 6.2189671879725E+21 |
Space diagonal | 31851756.171885 |
Equilateral Triangle
Length = nPerimeter | 55168860 |
---|---|
Area | 1.464354230834E+14 |
Altitude | 15925878.085942 |
Triangular Pyramid
Length = nSurface area | 1.464354230834E+14 |
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Volume | 7.3291231176533E+20 |
Height | 8668950.0036292 |