21492480 (number)
21492480 is an even 8-digits composite number following 21492479 and preceding 21492481. In scientific notation, it is written as 2.1492480 × 10^7. The sum of its digits is 30. It has a total of 12 prime factors and 144 positive divisors. There are 5505024 positive integers (up to 21492480) that are relatively prime to 21492480.
Interesting facts
- 21492480 has 144 divisors, whose sum is 71376480
- The reverse of 21492480 is 08429412
- Previous prime number is 5
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-two thousand four hundred eighty |
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Notation
Scientific notation | 2.1492480 × 10^7 |
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Engineering notation | 2.1492480 × 10^6 |
Prime Factorization of 21492480
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 29 × 5 × 193
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 12 | Total number of prime factors |
rad | Radical | 167910 | Product of the distinct prime numbers |
The prime factorization of 21492480 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 29 × 5 × 193. Since it has a total of 12 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21492480)
Multiplication
n×yn×2 | 42984960 |
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n×3 | 64477440 |
n×4 | 85969920 |
n×5 | 107462400 |
Division
n÷yn÷2 | 10746240 |
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n÷3 | 7164160 |
n÷3 | 5373120 |
n÷5 | 4298496 |
Exponentiation
nyn2 | 461926696550400 |
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n3 | 9.9279502870755E+21 |
n4 | 2.1337627298597E+29 |
n5 | 4.5859852796254E+36 |
Nth Root
y√n2√n | 4635.9982743741 |
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3√n | 278.03246519736 |
4√n | 68.088165450202 |
5√n | 29.272330927033 |
Divisors of 21492480
144 divisors
τ | Total Divisors | 144 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -21492479 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.0069444444444444 | 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 | 144 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21492480 can be divided by 144 positive divisors. The sum of these divisors (counting 21492480) is 1, the average is 0.0069444444444444.
Base conversion 21492480
Base | System | Value |
---|---|---|
2 | Binary | 1010001111111001100000000 |
3 | Ternary | 1111102221010210 |
4 | Quaternary | 1101333030000 |
5 | Quinary | 21000224410 |
6 | Senary | 2044354120 |
8 | Octal | 121771400 |
10 | Decimal | 21492480 |
12 | Duodecimal | 7245940 |
16 | Hexadecimal | 147f300 |
20 | Vigesimal | 6e6b40 |
36 | Base36 | csnpc |
Cryptographic Hash Functions
md5 | 3299685ae5bb7ac05c100b121ebb147e |
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sha1 | 3b6a93db4f830cd62164ba61427b1faf34a03287 |
sha256 | 2864331d694741c77cf720dc3264f8d83f1ac985a81333f10e362d2fae4aac55 |
sha512 | 07dad6f85be14f34cdf29a55a840df4798875f2fa1d5b8927432c17667833daa2cc90a9eef2a48189b4e370ace6860db87f128aa38c28a6e61e0e04230336f39 |
ripemd-160 | 5f2bdc271b613e36628dab1f32656d49d163de63 |
21492480 as geometric shapes
Circle
Radius = nDiameter | 42984960 |
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Circumference | 135041234.55085 |
Area | 1.4511855163797E+15 |
Sphere
Radius = nVolume | 4.1586100916108E+22 |
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Surface area | 5.804742065519E+15 |
Circumference | 135041234.55085 |
Square
Length = nPerimeter | 85969920 |
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Area | 461926696550400 |
Diagonal | 30394956.705033 |
Cube
Length = nSurface area | 2771560179302400 |
---|---|
Volume | 9.9279502870755E+21 |
Space diagonal | 37226067.340658 |
Equilateral Triangle
Length = nPerimeter | 64477440 |
---|---|
Area | 2.0002012694944E+14 |
Altitude | 18613033.670329 |
Triangular Pyramid
Length = nSurface area | 2.0002012694944E+14 |
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Volume | 1.170020161879E+21 |
Height | 10131652.235011 |