18442620 (number)
18442620 is an even 8-digits composite number following 18442619 and preceding 18442621. In scientific notation, it is written as 1.8442620 × 10^7. The sum of its digits is 27. It has a total of 8 prime factors and 144 positive divisors. There are 3870720 positive integers (up to 18442620) that are relatively prime to 18442620.
Interesting facts
- 18442620 has 144 divisors, whose sum is 55502496
- The reverse of 18442620 is 02624481
- Previous prime number is 17
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 27
- Digital Root 9
Name
Name | eighteen million four hundred forty-two thousand six hundred twenty |
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Notation
Scientific notation | 1.8442620 × 10^7 |
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Engineering notation | 1.8442620 × 10^6 |
Prime Factorization of 18442620
Prime Factorization 2 × 2 × 45 × 7 × 3 × 7 × 17 × 41
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 1317330 | Product of the distinct prime numbers |
The prime factorization of 18442620 is 2 × 2 × 45 × 7 × 3 × 7 × 17 × 41. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 18442620)
Multiplication
n×yn×2 | 36885240 |
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n×3 | 55327860 |
n×4 | 73770480 |
n×5 | 92213100 |
Division
n÷yn÷2 | 9221310 |
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n÷3 | 6147540 |
n÷3 | 4610655 |
n÷5 | 3688524 |
Exponentiation
nyn2 | 340130232464400 |
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n3 | 6.2728926278526E+21 |
n4 | 1.1568857503629E+29 |
n5 | 2.1336004277357E+36 |
Nth Root
y√n2√n | 4294.487163795 |
---|---|
3√n | 264.20490290747 |
4√n | 65.532336779601 |
5√n | 28.389943197374 |
Divisors of 18442620
144 divisors
τ | Total Divisors | 144 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -18442619 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.0069444444444444 | 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 | 144 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 18442620 can be divided by 144 positive divisors. The sum of these divisors (counting 18442620) is 1, the average is 0.0069444444444444.
Base conversion 18442620
Base | System | Value |
---|---|---|
2 | Binary | 1000110010110100101111100 |
3 | Ternary | 1021200222112000 |
4 | Quaternary | 1012112211330 |
5 | Quinary | 14210130440 |
6 | Senary | 1455142300 |
8 | Octal | 106264574 |
10 | Decimal | 18442620 |
12 | Duodecimal | 6214990 |
16 | Hexadecimal | 119697c |
20 | Vigesimal | 5f56b0 |
36 | Base36 | azaf0 |
Cryptographic Hash Functions
md5 | 6a7ce5bdb1b86565a482eba07a8a07b7 |
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sha1 | 229a6a4874e2e1bb3e0ffb1be4270322f85ca8dd |
sha256 | d845010a666d2a13b2fff1ba6f0ecef2a087c2ab3d377d3c80673a388d03427c |
sha512 | f7a7f04700026300b8728ad1a85948a69a5fad869e5914b26db2c55001272e2728ea98ef26e73e301e754a6df8f6feb74d2b19e9607abc15c5eeabfc3cb08f52 |
ripemd-160 | 454ae5abe51fe4abcd2ea1973a23863bc9894d2c |
18442620 as geometric shapes
Circle
Radius = nDiameter | 36885240 |
---|---|
Circumference | 115878399.0099 |
Area | 1.0685506395739E+15 |
Sphere
Radius = nVolume | 2.6275831195226E+22 |
---|---|
Surface area | 4.2742025582958E+15 |
Circumference | 115878399.0099 |
Square
Length = nPerimeter | 73770480 |
---|---|
Area | 340130232464400 |
Diagonal | 26081803.329693 |
Cube
Length = nSurface area | 2040781394786400 |
---|---|
Volume | 6.2728926278526E+21 |
Space diagonal | 31943554.864686 |
Equilateral Triangle
Length = nPerimeter | 55327860 |
---|---|
Area | 1.4728071095464E+14 |
Altitude | 15971777.432343 |
Triangular Pyramid
Length = nSurface area | 1.4728071095464E+14 |
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Volume | 7.3926748580161E+20 |
Height | 8693934.4432311 |