21241944 (number)
21241944 is an even 8-digits composite number following 21241943 and preceding 21241945. In scientific notation, it is written as 2.1241944 × 10^7. The sum of its digits is 27. It has a total of 7 prime factors and 48 positive divisors. There are 6829920 positive integers (up to 21241944) that are relatively prime to 21241944.
Interesting facts
- 21241944 has 48 divisors, whose sum is 45876600
- The reverse of 21241944 is 44914212
- Previous prime number is 31
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 27
- Digital Root 9
Name
Name | twenty-one million two hundred forty-one thousand nine hundred forty-four |
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Notation
Scientific notation | 2.1241944 × 10^7 |
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Engineering notation | 2.1241944 × 10^6 |
Prime Factorization of 21241944
Prime Factorization 2 × 2 × 2 × 9 × 31 × 31 × 307
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 171306 | Product of the distinct prime numbers |
The prime factorization of 21241944 is 2 × 2 × 2 × 9 × 31 × 31 × 307. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21241944)
Multiplication
n×yn×2 | 42483888 |
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n×3 | 63725832 |
n×4 | 84967776 |
n×5 | 106209720 |
Division
n÷yn÷2 | 10620972 |
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n÷3 | 7080648 |
n÷3 | 5310486 |
n÷5 | 4248388.8 |
Exponentiation
nyn2 | 451220184899136 |
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n3 | 9.5847938992971E+21 |
n4 | 2.0359965526041E+29 |
n5 | 4.3248524754609E+36 |
Nth Root
y√n2√n | 4608.8983499314 |
---|---|
3√n | 276.94790646312 |
4√n | 67.888867643608 |
5√n | 29.203765461307 |
Divisors of 21241944
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 | -21241943 | 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 21241944 can be divided by 48 positive divisors. The sum of these divisors (counting 21241944) is 1, the average is 0.020833333333333.
Base conversion 21241944
Base | System | Value |
---|---|---|
2 | Binary | 1010001000010000001011000 |
3 | Ternary | 1110222012110200 |
4 | Quaternary | 1101002001120 |
5 | Quinary | 20414220234 |
6 | Senary | 2035142200 |
8 | Octal | 121020130 |
10 | Decimal | 21241944 |
12 | Duodecimal | 7144960 |
16 | Hexadecimal | 1442058 |
20 | Vigesimal | 6cf4h4 |
36 | Base36 | cnae0 |
Cryptographic Hash Functions
md5 | 8cefbb7270de872e06524bf723540cda |
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sha1 | 6e65cd86f51038d7a3362ed7760fc4ab1afcd5e6 |
sha256 | 311d4460e92989386789a3f43e3337511bfa09ea870a6653e70e68ff5530bae5 |
sha512 | e679f4bb270893c76d3788a33c76802d7ef9baed15a15700b7e4f12766288e8a85d04d52d804ca57edf4e52bdb0aa85799a870e0854ab1247b8be0d588d639d0 |
ripemd-160 | f40f2d5f1c5e9c999d0baee83031a08ca9d8c578 |
21241944 as geometric shapes
Circle
Radius = nDiameter | 42483888 |
---|---|
Circumference | 133467070.43673 |
Area | 1.4175500180306E+15 |
Sphere
Radius = nVolume | 4.0148690800272E+22 |
---|---|
Surface area | 5.6702000721222E+15 |
Circumference | 133467070.43673 |
Square
Length = nPerimeter | 84967776 |
---|---|
Area | 451220184899136 |
Diagonal | 30040645.29597 |
Cube
Length = nSurface area | 2707321109394816 |
---|---|
Volume | 9.5847938992971E+21 |
Space diagonal | 36792126.259533 |
Equilateral Triangle
Length = nPerimeter | 63725832 |
---|---|
Area | 1.9538407141148E+14 |
Altitude | 18396063.129766 |
Triangular Pyramid
Length = nSurface area | 1.9538407141148E+14 |
---|---|
Volume | 1.1295787937447E+21 |
Height | 10013548.43199 |