21422408 (number)
21422408 is an even 8-digits composite number following 21422407 and preceding 21422409. In scientific notation, it is written as 2.1422408 × 10^7. The sum of its digits is 23. It has a total of 7 prime factors and 64 positive divisors. There are 8890560 positive integers (up to 21422408) that are relatively prime to 21422408.
Interesting facts
- 21422408 has 64 divisors, whose sum is 48336000
- The reverse of 21422408 is 80422412
- Previous prime number is 37
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 23
- Digital Root 5
Name
Name | twenty-one million four hundred twenty-two thousand four hundred eight |
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Notation
Scientific notation | 2.1422408 × 10^7 |
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Engineering notation | 2.1422408 × 10^6 |
Prime Factorization of 21422408
Prime Factorization 2 × 2 × 2 × 49 × 7 × 37 × 211
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 5355602 | Product of the distinct prime numbers |
The prime factorization of 21422408 is 2 × 2 × 2 × 49 × 7 × 37 × 211. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21422408)
Multiplication
n×yn×2 | 42844816 |
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n×3 | 64267224 |
n×4 | 85689632 |
n×5 | 107112040 |
Division
n÷yn÷2 | 10711204 |
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n÷3 | 7140802.6666667 |
n÷3 | 5355602 |
n÷5 | 4284481.6 |
Exponentiation
nyn2 | 458919564518464 |
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n3 | 9.8311621502969E+21 |
n4 | 2.1060716669782E+29 |
n5 | 4.5117126527246E+36 |
Nth Root
y√n2√n | 4628.4347246126 |
---|---|
3√n | 277.72997952083 |
4√n | 68.032600454581 |
5√n | 29.25321865155 |
Divisors of 21422408
64 divisors
τ | Total Divisors | 64 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -21422407 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.015625 | 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 | 64 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21422408 can be divided by 64 positive divisors. The sum of these divisors (counting 21422408) is 1, the average is 0.015625.
Base conversion 21422408
Base | System | Value |
---|---|---|
2 | Binary | 1010001101110000101001000 |
3 | Ternary | 1111022101000112 |
4 | Quaternary | 1101232011020 |
5 | Quinary | 20441004113 |
6 | Senary | 2043053452 |
8 | Octal | 121560510 |
10 | Decimal | 21422408 |
12 | Duodecimal | 7211288 |
16 | Hexadecimal | 146e148 |
20 | Vigesimal | 6dhg08 |
36 | Base36 | cr5mw |
Cryptographic Hash Functions
md5 | 60bd2babba8b2fcfb88977327febb543 |
---|---|
sha1 | 379bcea44abdec2651925b43e032b58c0b966e55 |
sha256 | a923964da09aba287ffffe3f3a0a895791715a2a2302c94607dc46b46d045458 |
sha512 | 4ffad3abcf2941b90255e54c75ca5736d5663a7f5999d3e81a800ec58846dff841ec8f96b16ce77b14e528f56b7c2b9d9c8ab2569ce93fcd48df48463391d17e |
ripemd-160 | 38ecae763af84a31ae9937969793450fd208e041 |
21422408 as geometric shapes
Circle
Radius = nDiameter | 42844816 |
---|---|
Circumference | 134600959.19001 |
Area | 1.4417383324798E+15 |
Sphere
Radius = nVolume | 4.118067571683E+22 |
---|---|
Surface area | 5.7669533299193E+15 |
Circumference | 134600959.19001 |
Square
Length = nPerimeter | 85689632 |
---|---|
Area | 458919564518464 |
Diagonal | 30295859.93229 |
Cube
Length = nSurface area | 2753517387110784 |
---|---|
Volume | 9.8311621502969E+21 |
Space diagonal | 37104699.07647 |
Equilateral Triangle
Length = nPerimeter | 64267224 |
---|---|
Area | 1.9871800058334E+14 |
Altitude | 18552349.538235 |
Triangular Pyramid
Length = nSurface area | 1.9871800058334E+14 |
---|---|
Volume | 1.1586135705699E+21 |
Height | 10098619.97743 |