81360108 (number)
81360108 is an even 8-digits composite number following 81360107 and preceding 81360109. In scientific notation, it is written as 8.1360108 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 48 positive divisors. There are 25648128 positive integers (up to 81360108) that are relatively prime to 81360108.
Interesting facts
- 81360108 has 48 divisors, whose sum is 166944960
- The reverse of 81360108 is 80106318
- Previous prime number is 97
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 27
- Digital Root 9
Name
Name | eighty-one million three hundred sixty thousand one hundred eight |
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Notation
Scientific notation | 8.1360108 × 10^7 |
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Engineering notation | 8.1360108 × 10^6 |
Prime Factorization of 81360108
Prime Factorization 2 × 2 × 9 × 23 × 97 × 1013
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 40680054 | Product of the distinct prime numbers |
The prime factorization of 81360108 is 2 × 2 × 9 × 23 × 97 × 1013. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 81360108)
Multiplication
n×yn×2 | 162720216 |
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n×3 | 244080324 |
n×4 | 325440432 |
n×5 | 406800540 |
Division
n÷yn÷2 | 40680054 |
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n÷3 | 27120036 |
n÷3 | 20340027 |
n÷5 | 16272021.6 |
Exponentiation
nyn2 | 6619467173771664 |
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n3 | 5.3856056416052E+23 |
n4 | 4.3817345664641E+31 |
n5 | 3.5649839755485E+39 |
Nth Root
y√n2√n | 9019.9838137327 |
---|---|
3√n | 433.31511534192 |
4√n | 94.973595350143 |
5√n | 38.201666007659 |
Divisors of 81360108
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 | -81360107 | 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 81360108 can be divided by 48 positive divisors. The sum of these divisors (counting 81360108) is 1, the average is 0.020833333333333.
Base conversion 81360108
Base | System | Value |
---|---|---|
2 | Binary | 100110110010111010011101100 |
3 | Ternary | 12200002112002100 |
4 | Quaternary | 10312113103230 |
5 | Quinary | 131312010413 |
6 | Senary | 12023455100 |
8 | Octal | 466272354 |
10 | Decimal | 81360108 |
12 | Duodecimal | 232b7490 |
16 | Hexadecimal | 4d974ec |
20 | Vigesimal | 158a058 |
36 | Base36 | 1cftv0 |
Cryptographic Hash Functions
md5 | 15468bacadf63960257ad628dd928b0c |
---|---|
sha1 | 9c599e2869c3d1d1f2f5ec45a1fec84cd4a3e2a1 |
sha256 | 21b44bef05d8d5d978075df4f83f4bf846e66ed688e5a49d1409e8e7f729ded4 |
sha512 | f92c4e7b7e17a6e8da0657d93286dcfe01999d916ec99127a18c11f299d86bc6daf76e65d3dd3b6447a03e729ea4010cf0025c2d6a79420ad4902991cbbc27c8 |
ripemd-160 | cdb823112458192fcc368aff54f86a145eec3634 |
81360108 as geometric shapes
Circle
Radius = nDiameter | 162720216 |
---|---|
Circumference | 511200635.17614 |
Area | 2.07956694438E+16 |
Sphere
Radius = nVolume | 2.2559172158398E+24 |
---|---|
Surface area | 8.3182677775199E+16 |
Circumference | 511200635.17614 |
Square
Length = nPerimeter | 325440432 |
---|---|
Area | 6619467173771664 |
Diagonal | 115060568.16974 |
Cube
Length = nSurface area | 39716803042629984 |
---|---|
Volume | 5.3856056416052E+23 |
Space diagonal | 140919840.76529 |
Equilateral Triangle
Length = nPerimeter | 244080324 |
---|---|
Area | 2.8663133660017E+15 |
Altitude | 70459920.382646 |
Triangular Pyramid
Length = nSurface area | 2.8663133660017E+15 |
---|---|
Volume | 6.3469971166259E+22 |
Height | 38353522.723247 |