81489096 (number)
81489096 is an even 8-digits composite number following 81489095 and preceding 81489097. In scientific notation, it is written as 8.1489096 × 10^7. The sum of its digits is 45. It has a total of 8 prime factors and 96 positive divisors. There are 24261120 positive integers (up to 81489096) that are relatively prime to 81489096.
Interesting facts
- 81489096 has 96 divisors, whose sum is 189844200
- The reverse of 81489096 is 69098418
- Previous prime number is 13
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 45
- Digital Root 9
Name
Name | eighty-one million four hundred eighty-nine thousand ninety-six |
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Notation
Scientific notation | 8.1489096 × 10^7 |
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Engineering notation | 8.1489096 × 10^6 |
Prime Factorization of 81489096
Prime Factorization 2 × 2 × 2 × 9 × 37 × 13 × 13 × 181
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 1567098 | Product of the distinct prime numbers |
The prime factorization of 81489096 is 2 × 2 × 2 × 9 × 37 × 13 × 13 × 181. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 81489096)
Multiplication
n×yn×2 | 162978192 |
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n×3 | 244467288 |
n×4 | 325956384 |
n×5 | 407445480 |
Division
n÷yn÷2 | 40744548 |
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n÷3 | 27163032 |
n÷3 | 20372274 |
n÷5 | 16297819.2 |
Exponentiation
nyn2 | 6640472766897216 |
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n3 | 5.4112612278707E+23 |
n4 | 4.4095878567904E+31 |
n5 | 3.5933332818242E+39 |
Nth Root
y√n2√n | 9027.1311057279 |
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3√n | 433.54398646904 |
4√n | 95.011215683875 |
5√n | 38.213771288081 |
Divisors of 81489096
96 divisors
τ | Total Divisors | 96 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -81489095 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.010416666666667 | 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 | 96 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 81489096 can be divided by 96 positive divisors. The sum of these divisors (counting 81489096) is 1, the average is 0.010416666666667.
Base conversion 81489096
Base | System | Value |
---|---|---|
2 | Binary | 100110110110110110011001000 |
3 | Ternary | 12200100002000200 |
4 | Quaternary | 10312312303020 |
5 | Quinary | 131330122341 |
6 | Senary | 12030332200 |
8 | Octal | 466666310 |
10 | Decimal | 81489096 |
12 | Duodecimal | 2335a060 |
16 | Hexadecimal | 4db6cc8 |
20 | Vigesimal | 15962eg |
36 | Base36 | 1cile0 |
Cryptographic Hash Functions
md5 | dacb5c539667059f032fbb8fd653dcbb |
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sha1 | 8650027051e9e230a6c1d87efe902c287cf50256 |
sha256 | 087cc132320e345cb5f324fba31bca1ba021f2e63aec0385642772372f8e0acd |
sha512 | 455edb05ff98542a9e85528ab16db70108653e1bdb679ab6820faad3228990aefb017bdd02221045d6ecda30af8c6059ee7a4a130795d038c93a4ca3860a4956 |
ripemd-160 | c45d903ad3b69c11dc256280128e92013282cfe7 |
81489096 as geometric shapes
Circle
Radius = nDiameter | 162978192 |
---|---|
Circumference | 512011090.68255 |
Area | 2.0861660460847E+16 |
Sphere
Radius = nVolume | 2.2666638026845E+24 |
---|---|
Surface area | 8.344664184339E+16 |
Circumference | 512011090.68255 |
Square
Length = nPerimeter | 325956384 |
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Area | 6640472766897216 |
Diagonal | 115242984.74872 |
Cube
Length = nSurface area | 39842836601383296 |
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Volume | 5.4112612278707E+23 |
Space diagonal | 141143254.53486 |
Equilateral Triangle
Length = nPerimeter | 244467288 |
---|---|
Area | 2.8754090546359E+15 |
Altitude | 70571627.267429 |
Triangular Pyramid
Length = nSurface area | 2.8754090546359E+15 |
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Volume | 6.3772325149987E+22 |
Height | 38414328.249574 |