18379920 (number)
18379920 is an even 8-digits composite number following 18379919 and preceding 18379921. In scientific notation, it is written as 1.8379920 × 10^7. The sum of its digits is 39. It has a total of 9 prime factors and 160 positive divisors. There are 4386816 positive integers (up to 18379920) that are relatively prime to 18379920.
Interesting facts
- 18379920 has 160 divisors, whose sum is 63245952
- The reverse of 18379920 is 02997381
- Previous prime number is 13
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 39
- Digital Root 3
Name
Name | eighteen million three hundred seventy-nine thousand nine hundred twenty |
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Notation
Scientific notation | 1.8379920 × 10^7 |
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Engineering notation | 1.8379920 × 10^6 |
Prime Factorization of 18379920
Prime Factorization 2 × 2 × 2 × 2 × 3 × 5 × 43 × 13 × 137
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 9 | Total number of prime factors |
rad | Radical | 2297490 | Product of the distinct prime numbers |
The prime factorization of 18379920 is 2 × 2 × 2 × 2 × 3 × 5 × 43 × 13 × 137. Since it has a total of 9 prime factors.
Most popular turbo-numbers
Basic calculations (n = 18379920)
Multiplication
n×yn×2 | 36759840 |
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n×3 | 55139760 |
n×4 | 73519680 |
n×5 | 91899600 |
Division
n÷yn÷2 | 9189960 |
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n÷3 | 6126640 |
n÷3 | 4594980 |
n÷5 | 3675984 |
Exponentiation
nyn2 | 337821459206400 |
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n3 | 6.2091313944969E+21 |
n4 | 1.1412333830034E+29 |
n5 | 2.0975778280932E+36 |
Nth Root
y√n2√n | 4287.1808919149 |
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3√n | 263.90515417544 |
4√n | 65.476567502541 |
5√n | 28.370613242456 |
Divisors of 18379920
160 divisors
τ | Total Divisors | 160 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -18379919 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.00625 | 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 | 160 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 18379920 can be divided by 160 positive divisors. The sum of these divisors (counting 18379920) is 1, the average is 0.00625.
Base conversion 18379920
Base | System | Value |
---|---|---|
2 | Binary | 1000110000111010010010000 |
3 | Ternary | 1021120210111210 |
4 | Quaternary | 1012013102100 |
5 | Quinary | 14201124140 |
6 | Senary | 1453540120 |
8 | Octal | 106072220 |
10 | Decimal | 18379920 |
12 | Duodecimal | 61a4640 |
16 | Hexadecimal | 1187490 |
20 | Vigesimal | 5eh9g0 |
36 | Base36 | axy1c |
Cryptographic Hash Functions
md5 | 9869a8c0a822e711d1534cb7fa73ed1d |
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sha1 | d356c8cd4b08af01a477fc0173fe8a5b4e7e4541 |
sha256 | 2dd661d11cf2ec215dfb55d2c311ae3b019d42ec5ee285c11656429b89c5c3ad |
sha512 | 0a071b9f4513c34cfa7dcca9aad6f4863215a0d6efab02dfe3e79805833ac5df0670ae9fc75af0e510a30a588f15fe56e5146ab286771223b4b2301aceadd49c |
ripemd-160 | 55999e23e147ec908cf03bda68e945322ddf1273 |
18379920 as geometric shapes
Circle
Radius = nDiameter | 36759840 |
---|---|
Circumference | 115484443.29114 |
Area | 1.0612974144678E+15 |
Sphere
Radius = nVolume | 2.60087487655E+22 |
---|---|
Surface area | 4.2451896578712E+15 |
Circumference | 115484443.29114 |
Square
Length = nPerimeter | 73519680 |
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Area | 337821459206400 |
Diagonal | 25993132.139332 |
Cube
Length = nSurface area | 2026928755238400 |
---|---|
Volume | 6.2091313944969E+21 |
Space diagonal | 31834955.279051 |
Equilateral Triangle
Length = nPerimeter | 55139760 |
---|---|
Area | 1.4628098280814E+14 |
Altitude | 15917477.639526 |
Triangular Pyramid
Length = nSurface area | 1.4628098280814E+14 |
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Volume | 7.3175315238784E+20 |
Height | 8664377.3797775 |