82491808 (number)
82491808 is an even 8-digits composite number following 82491807 and preceding 82491809. In scientific notation, it is written as 8.2491808 × 10^7. The sum of its digits is 40. It has a total of 8 prime factors and 48 positive divisors. There are 35030016 positive integers (up to 82491808) that are relatively prime to 82491808.
Interesting facts
- 82491808 has 48 divisors, whose sum is 187306560
- The reverse of 82491808 is 80819428
- Previous prime number is 113
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 40
- Digital Root 4
Name
Name | eighty-two million four hundred ninety-one thousand eight hundred eight |
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Notation
Scientific notation | 8.2491808 × 10^7 |
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Engineering notation | 8.2491808 × 10^6 |
Prime Factorization of 82491808
Prime Factorization 2 × 2 × 2 × 2 × 2 × 7 × 113 × 3259
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 5155738 | Product of the distinct prime numbers |
The prime factorization of 82491808 is 2 × 2 × 2 × 2 × 2 × 7 × 113 × 3259. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 82491808)
Multiplication
n×yn×2 | 164983616 |
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n×3 | 247475424 |
n×4 | 329967232 |
n×5 | 412459040 |
Division
n÷yn÷2 | 41245904 |
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n÷3 | 27497269.333333 |
n÷3 | 20622952 |
n÷5 | 16498361.6 |
Exponentiation
nyn2 | 6804898387108864 |
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n3 | 5.6134837120889E+23 |
n4 | 4.6306642058877E+31 |
n5 | 3.8199186258456E+39 |
Nth Root
y√n2√n | 9082.5000963391 |
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3√n | 435.31497511883 |
4√n | 95.302151582948 |
5√n | 38.307354830587 |
Divisors of 82491808
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 | -82491807 | 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 82491808 can be divided by 48 positive divisors. The sum of these divisors (counting 82491808) is 1, the average is 0.020833333333333.
Base conversion 82491808
Base | System | Value |
---|---|---|
2 | Binary | 100111010101011100110100000 |
3 | Ternary | 12202020000111011 |
4 | Quaternary | 10322223212200 |
5 | Quinary | 132104214213 |
6 | Senary | 12104030304 |
8 | Octal | 472534640 |
10 | Decimal | 82491808 |
12 | Duodecimal | 23762394 |
16 | Hexadecimal | 4eab9a0 |
20 | Vigesimal | 15fb9a8 |
36 | Base36 | 1d4334 |
Cryptographic Hash Functions
md5 | 9468bd77316433a8fc84debadbf5af98 |
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sha1 | 64b2efd696167bf2fb59277dfdab51e377438f06 |
sha256 | 77fb45a4593842cbe2c88a09366770c43b5c32955e9006d5f587c70477c430d6 |
sha512 | 1bc32f2d3f44014e59a03c98b1ae87c89b64e9345310935a0be09cfc69fa79d25ce561498e7e44712f8384b9ab848f6ec34625251b53852ec5aa3b2195aff6f4 |
ripemd-160 | 3a0d734ae1c88ca5174e9caaaa1b0bf8aa729087 |
82491808 as geometric shapes
Circle
Radius = nDiameter | 164983616 |
---|---|
Circumference | 518311315.98828 |
Area | 2.1378218781366E+16 |
Sphere
Radius = nVolume | 2.3513705587926E+24 |
---|---|
Surface area | 8.5512875125465E+16 |
Circumference | 518311315.98828 |
Square
Length = nPerimeter | 329967232 |
---|---|
Area | 6804898387108864 |
Diagonal | 116661033.65828 |
Cube
Length = nSurface area | 40829390322653184 |
---|---|
Volume | 5.6134837120889E+23 |
Space diagonal | 142880002.66422 |
Equilateral Triangle
Length = nPerimeter | 247475424 |
---|---|
Area | 2.946607436704E+15 |
Altitude | 71440001.332108 |
Triangular Pyramid
Length = nSurface area | 2.946607436704E+15 |
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Volume | 6.6155539981639E+22 |
Height | 38887011.219426 |