821427222 (number)
821427222 is an even 9-digits composite number following 821427221 and preceding 821427223. In scientific notation, it is written as 8.21427222 × 10^8. The sum of its digits is 30. It has a total of 5 prime factors and 32 positive divisors. There are 213357600 positive integers (up to 821427222) that are relatively prime to 821427222.
Interesting facts
- 821427222 has 32 divisors, whose sum is 2048235264
- The reverse of 821427222 is 222724128
- Previous prime number is 11
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 30
- Digital Root 3
Name
Name | eight hundred twenty-one million four hundred twenty-seven thousand two hundred twenty-two |
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Notation
Scientific notation | 8.21427222 × 10^8 |
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Engineering notation | 8.21427222 × 10^6 |
Prime Factorization of 821427222
Prime Factorization 2 × 3 × 7 × 11 × 1777981
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 5 | Total number of prime factors |
rad | Radical | 821427222 | Product of the distinct prime numbers |
The prime factorization of 821427222 is 2 × 3 × 7 × 11 × 1777981. Since it has a total of 5 prime factors.
Most popular turbo-numbers
Basic calculations (n = 821427222)
Multiplication
n×yn×2 | 1642854444 |
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n×3 | 2464281666 |
n×4 | 3285708888 |
n×5 | 4107136110 |
Division
n÷yn÷2 | 410713611 |
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n÷3 | 273809074 |
n÷3 | 205356805.5 |
n÷5 | 164285444.4 |
Exponentiation
nyn2 | 674742681042637284 |
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n3 | 5.5425200605369E+26 |
n4 | 4.5527768562061E+35 |
n5 | 3.7397748453792E+44 |
Nth Root
y√n2√n | 28660.551669499 |
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3√n | 936.53288242334 |
4√n | 169.2942753595 |
5√n | 60.661594027611 |
Divisors of 821427222
32 divisors
τ | Total Divisors | 32 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -821427221 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.03125 | 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 | 32 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 821427222 can be divided by 32 positive divisors. The sum of these divisors (counting 821427222) is 1, the average is 0.03125.
Base conversion 821427222
Base | System | Value |
---|---|---|
2 | Binary | 110000111101011111110000010110 |
3 | Ternary | 2010020122211022110 |
4 | Quaternary | 300331133300112 |
5 | Quinary | 3140241132342 |
6 | Senary | 213302011450 |
8 | Octal | 6075376026 |
10 | Decimal | 821427222 |
12 | Duodecimal | 1ab116b86 |
16 | Hexadecimal | 30f5fc16 |
20 | Vigesimal | cgdi812 |
36 | Base36 | dl21au |
Cryptographic Hash Functions
md5 | 46ba9b1c0acaa902497678cb8a164f1a |
---|---|
sha1 | 2e6b45d928f8096039fcda9f3fe3daa42a3d6c83 |
sha256 | dc463a6e5d0965f676c9f7cf65d2b96a652bdf9ece291deb43dc8fb9472ccc87 |
sha512 | 6cf12ed3bf437f511869c76672d5dfd1d79901fc37711176b719de84fdf9a6de8cfc2dafd275cd62a6e729d4f5713b11e1e05350319652850314c76d4116bc9b |
ripemd-160 | d1b13cb78f63a8fbf76238914c2a1912132ef610 |
821427222 as geometric shapes
Circle
Radius = nDiameter | 1642854444 |
---|---|
Circumference | 5161179452.1877 |
Area | 2.119766649827E+18 |
Sphere
Radius = nVolume | 2.3216453739409E+27 |
---|---|
Surface area | 8.4790665993081E+18 |
Circumference | 5161179452.1877 |
Square
Length = nPerimeter | 3285708888 |
---|---|
Area | 674742681042637284 |
Diagonal | 1161673517.8549 |
Cube
Length = nSurface area | 4048456086255823704 |
---|---|
Volume | 5.5425200605369E+26 |
Space diagonal | 1422753683.2242 |
Equilateral Triangle
Length = nPerimeter | 2464281666 |
---|---|
Area | 2.9217215140027E+17 |
Altitude | 711376841.61208 |
Triangular Pyramid
Length = nSurface area | 2.9217215140027E+17 |
---|---|
Volume | 6.5319225327801E+25 |
Height | 387224505.95162 |