18442485 (number)
18442485 is an odd 8-digits composite number following 18442484 and preceding 18442486. In scientific notation, it is written as 1.8442485 × 10^7. The sum of its digits is 36. It has a total of 6 prime factors and 40 positive divisors. There are 9580032 positive integers (up to 18442485) that are relatively prime to 18442485.
Interesting facts
- 18442485 has 40 divisors, whose sum is 30155136
- The reverse of 18442485 is 58424481
- Previous prime number is 43
Basic properties
- Is Prime? no
- Number parity odd
- Number length 8
- Sum of Digits 36
- Digital Root 9
Name
Name | eighteen million four hundred forty-two thousand four hundred eighty-five |
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Notation
Scientific notation | 1.8442485 × 10^7 |
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Engineering notation | 1.8442485 × 10^6 |
Prime Factorization of 18442485
Prime Factorization 15 × 3 × 9 × 3 × 43 × 353
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 6147495 | Product of the distinct prime numbers |
The prime factorization of 18442485 is 15 × 3 × 9 × 3 × 43 × 353. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 18442485)
Multiplication
n×yn×2 | 36884970 |
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n×3 | 55327455 |
n×4 | 73769940 |
n×5 | 92212425 |
Division
n÷yn÷2 | 9221242.5 |
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n÷3 | 6147495 |
n÷3 | 4610621.25 |
n÷5 | 3688497 |
Exponentiation
nyn2 | 340125252975225 |
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n3 | 6.2727548761168E+21 |
n4 | 1.1568518771146E+29 |
n5 | 2.1335223390908E+36 |
Nth Root
y√n2√n | 4294.4714459407 |
---|---|
3√n | 264.20425824583 |
4√n | 65.532216855076 |
5√n | 28.389901634368 |
Divisors of 18442485
40 divisors
τ | Total Divisors | 40 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -18442484 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 18442485 can be divided by 40 positive divisors. The sum of these divisors (counting 18442485) is 1, the average is 0.025.
Base conversion 18442485
Base | System | Value |
---|---|---|
2 | Binary | 1000110010110100011110101 |
3 | Ternary | 1021200222100000 |
4 | Quaternary | 1012112203311 |
5 | Quinary | 14210124420 |
6 | Senary | 1455141513 |
8 | Octal | 106264365 |
10 | Decimal | 18442485 |
12 | Duodecimal | 6214899 |
16 | Hexadecimal | 11968f5 |
20 | Vigesimal | 5f5645 |
36 | Base36 | azab9 |
Cryptographic Hash Functions
md5 | 6e56981c1373668047516906673d770d |
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sha1 | ccf9db5ef4e906611fd71c13a77e21243880aa91 |
sha256 | 42711b70ee51992edbdb7921bf6b03b139350ba2872bf65027bd1e792841cdb0 |
sha512 | 381575f1d9055e5564ab858bfc355d2f67fce07aed8b79ba41756ccb51a7ea0d7e21c2859161817ac3b22677061952e33f5215cd9e47ae5954fcb25aa75057ed |
ripemd-160 | 49bb649f1065a12fada56d639c82674375a73ee1 |
18442485 as geometric shapes
Circle
Radius = nDiameter | 36884970 |
---|---|
Circumference | 115877550.77988 |
Area | 1.0685349960473E+15 |
Sphere
Radius = nVolume | 2.6275254182104E+22 |
---|---|
Surface area | 4.2741399841893E+15 |
Circumference | 115877550.77988 |
Square
Length = nPerimeter | 73769940 |
---|---|
Area | 340125252975225 |
Diagonal | 26081612.410862 |
Cube
Length = nSurface area | 2040751517851350 |
---|---|
Volume | 6.2727548761168E+21 |
Space diagonal | 31943321.037827 |
Equilateral Triangle
Length = nPerimeter | 55327455 |
---|---|
Area | 1.4727855477258E+14 |
Altitude | 15971660.518913 |
Triangular Pyramid
Length = nSurface area | 1.4727855477258E+14 |
---|---|
Volume | 7.3925125160386E+20 |
Height | 8693870.8036208 |