21490932 (number)
21490932 is an even 8-digits composite number following 21490931 and preceding 21490933. In scientific notation, it is written as 2.1490932 × 10^7. The sum of its digits is 30. It has a total of 6 prime factors and 48 positive divisors. There are 6884352 positive integers (up to 21490932) that are relatively prime to 21490932.
Interesting facts
- 21490932 has 48 divisors, whose sum is 52136000
- The reverse of 21490932 is 23909412
- Previous prime number is 499
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 30
- Digital Root 3
Name
Name | twenty-one million four hundred ninety thousand nine hundred thirty-two |
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Notation
Scientific notation | 2.1490932 × 10^7 |
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Engineering notation | 2.1490932 × 10^6 |
Prime Factorization of 21490932
Prime Factorization 2 × 2 × 3 × 37 × 499 × 97
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 10745466 | Product of the distinct prime numbers |
The prime factorization of 21490932 is 2 × 2 × 3 × 37 × 499 × 97. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21490932)
Multiplication
n×yn×2 | 42981864 |
---|---|
n×3 | 64472796 |
n×4 | 85963728 |
n×5 | 107454660 |
Division
n÷yn÷2 | 10745466 |
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n÷3 | 7163644 |
n÷3 | 5372733 |
n÷5 | 4298186.4 |
Exponentiation
nyn2 | 461860158228624 |
---|---|
n3 | 9.9258052540006E+21 |
n4 | 2.1331480575897E+29 |
n5 | 4.5843339851592E+36 |
Nth Root
y√n2√n | 4635.8313170347 |
---|---|
3√n | 278.0257899232 |
4√n | 68.086939401289 |
5√n | 29.271909245833 |
Divisors of 21490932
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 | -21490931 | 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 21490932 can be divided by 48 positive divisors. The sum of these divisors (counting 21490932) is 1, the average is 0.020833333333333.
Base conversion 21490932
Base | System | Value |
---|---|---|
2 | Binary | 1010001111110110011110100 |
3 | Ternary | 1111102212000110 |
4 | Quaternary | 1101332303310 |
5 | Quinary | 21000202212 |
6 | Senary | 2044343020 |
8 | Octal | 121766364 |
10 | Decimal | 21490932 |
12 | Duodecimal | 7244a70 |
16 | Hexadecimal | 147ecf4 |
20 | Vigesimal | 6e676c |
36 | Base36 | csmic |
Cryptographic Hash Functions
md5 | 64ec0f5246603f590ff9a5341ff1e251 |
---|---|
sha1 | 720dcd4aab23ca58a9513469c3e1157f37fdf4ec |
sha256 | 50984225f53591aed27caed1221750234bdf4e4895046cff8fa9adf5f7bd55f7 |
sha512 | b13f4b13b4c8cecddc93bc363a832ae2f6cfcdc1e9da92bb9e87913ccfa1c795cf61cafced3a9f7287833a23d15beead3b6b49f5400fef92cf70e425fe1217cc |
ripemd-160 | deedefe33fdd57aa3c4600be4bdaacaddac3d5d4 |
21490932 as geometric shapes
Circle
Radius = nDiameter | 42981864 |
---|---|
Circumference | 135031508.18 |
Area | 1.4509764800769E+15 |
Sphere
Radius = nVolume | 4.1577115822575E+22 |
---|---|
Surface area | 5.8039059203075E+15 |
Circumference | 135031508.18 |
Square
Length = nPerimeter | 85963728 |
---|---|
Area | 461860158228624 |
Diagonal | 30392767.502438 |
Cube
Length = nSurface area | 2771160949371744 |
---|---|
Volume | 9.9258052540006E+21 |
Space diagonal | 37223386.126008 |
Equilateral Triangle
Length = nPerimeter | 64472796 |
---|---|
Area | 1.9999131501094E+14 |
Altitude | 18611693.063004 |
Triangular Pyramid
Length = nSurface area | 1.9999131501094E+14 |
---|---|
Volume | 1.1697673673068E+21 |
Height | 10130922.500813 |