21492548 (number)
21492548 is an even 8-digits composite number following 21492547 and preceding 21492549. In scientific notation, it is written as 2.1492548 × 10^7. The sum of its digits is 35. It has a total of 6 prime factors and 48 positive divisors. There are 8100000 positive integers (up to 21492548) that are relatively prime to 21492548.
Interesting facts
- 21492548 has 48 divisors, whose sum is 48427008
- The reverse of 21492548 is 84529412
- Previous prime number is 7
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 35
- Digital Root 8
Name
Name | twenty-one million four hundred ninety-two thousand five hundred forty-eight |
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Notation
Scientific notation | 2.1492548 × 10^7 |
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Engineering notation | 2.1492548 × 10^6 |
Prime Factorization of 21492548
Prime Factorization 2 × 2 × 11 × 31 × 7 × 2251
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 10746274 | Product of the distinct prime numbers |
The prime factorization of 21492548 is 2 × 2 × 11 × 31 × 7 × 2251. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21492548)
Multiplication
n×yn×2 | 42985096 |
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n×3 | 64477644 |
n×4 | 85970192 |
n×5 | 107462740 |
Division
n÷yn÷2 | 10746274 |
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n÷3 | 7164182.6666667 |
n÷3 | 5373137 |
n÷5 | 4298509.6 |
Exponentiation
nyn2 | 461929619532304 |
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n3 | 9.9280445204198E+21 |
n4 | 2.1337897340126E+29 |
n5 | 4.5860578280173E+36 |
Nth Root
y√n2√n | 4636.0056082796 |
---|---|
3√n | 278.03275841911 |
4√n | 68.08821930613 |
5√n | 29.272349449939 |
Divisors of 21492548
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 | -21492547 | 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 21492548 can be divided by 48 positive divisors. The sum of these divisors (counting 21492548) is 1, the average is 0.020833333333333.
Base conversion 21492548
Base | System | Value |
---|---|---|
2 | Binary | 1010001111111001101000100 |
3 | Ternary | 1111102221020022 |
4 | Quaternary | 1101333031010 |
5 | Quinary | 21000230143 |
6 | Senary | 2044354312 |
8 | Octal | 121771504 |
10 | Decimal | 21492548 |
12 | Duodecimal | 7245998 |
16 | Hexadecimal | 147f344 |
20 | Vigesimal | 6e6b78 |
36 | Base36 | csnr8 |
Cryptographic Hash Functions
md5 | d5ce5740908193e74780fa88842f6ef1 |
---|---|
sha1 | 91f6964dbdf522d797030044b315d89a9100246d |
sha256 | e7b8365eea7843e33209bd8a444e7bf142d5ff21a77a57b6cc65ac77f2d244c8 |
sha512 | fb11eff383a26ff0bf9c90cabfbe10c081c79c250f392f79f928ec0649e66fdbe3f14b5399290255220f51d9b40e08af4eb88c4360431f071687a50a5772e8ab |
ripemd-160 | ed69a8411cd16da9624ba8a81abdbb7ef62fd5b7 |
21492548 as geometric shapes
Circle
Radius = nDiameter | 42985096 |
---|---|
Circumference | 135041661.80745 |
Area | 1.4511946991982E+15 |
Sphere
Radius = nVolume | 4.1586495639818E+22 |
---|---|
Surface area | 5.8047787967929E+15 |
Circumference | 135041661.80745 |
Square
Length = nPerimeter | 85970192 |
---|---|
Area | 461929619532304 |
Diagonal | 30395052.871555 |
Cube
Length = nSurface area | 2771577717193824 |
---|---|
Volume | 9.9280445204198E+21 |
Space diagonal | 37226185.120113 |
Equilateral Triangle
Length = nPerimeter | 64477644 |
---|---|
Area | 2.0002139263773E+14 |
Altitude | 18613092.560056 |
Triangular Pyramid
Length = nSurface area | 2.0002139263773E+14 |
---|---|
Volume | 1.1700312673851E+21 |
Height | 10131684.290518 |