21293910 (number)
21293910 is an even 8-digits composite number following 21293909 and preceding 21293911. In scientific notation, it is written as 2.1293910 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 64 positive divisors. There are 5091840 positive integers (up to 21293910) that are relatively prime to 21293910.
Interesting facts
- 21293910 has 64 divisors, whose sum is 47096640
- The reverse of 21293910 is 01939212
- Previous prime number is 137
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 ninety-three thousand nine hundred ten |
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Notation
Scientific notation | 2.1293910 × 10^7 |
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Engineering notation | 2.1293910 × 10^6 |
Prime Factorization of 21293910
Prime Factorization 2 × 5 × 9 × 11 × 137 × 157
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 21293910 | Product of the distinct prime numbers |
The prime factorization of 21293910 is 2 × 5 × 9 × 11 × 137 × 157. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21293910)
Multiplication
n×yn×2 | 42587820 |
---|---|
n×3 | 63881730 |
n×4 | 85175640 |
n×5 | 106469550 |
Division
n÷yn÷2 | 10646955 |
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n÷3 | 7097970 |
n÷3 | 5323477.5 |
n÷5 | 4258782 |
Exponentiation
nyn2 | 453430603088100 |
---|---|
n3 | 9.6553104534037E+21 |
n4 | 2.0559931181684E+29 |
n5 | 4.3780132418897E+36 |
Nth Root
y√n2√n | 4614.5324790275 |
---|---|
3√n | 277.17356306661 |
4√n | 67.930350205394 |
5√n | 29.218040237617 |
Divisors of 21293910
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 | -21293909 | 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 21293910 can be divided by 64 positive divisors. The sum of these divisors (counting 21293910) is 1, the average is 0.015625.
Base conversion 21293910
Base | System | Value |
---|---|---|
2 | Binary | 1010001001110101101010110 |
3 | Ternary | 1111001211202100 |
4 | Quaternary | 1101032231112 |
5 | Quinary | 20422401120 |
6 | Senary | 2040222530 |
8 | Octal | 121165526 |
10 | Decimal | 21293910 |
12 | Duodecimal | 716aa46 |
16 | Hexadecimal | 144eb56 |
20 | Vigesimal | 6d1efa |
36 | Base36 | coehi |
Cryptographic Hash Functions
md5 | ad386b5550423f290297a621491de748 |
---|---|
sha1 | ed569bb375ccde0f139bb10870793c4044cc49c8 |
sha256 | 5e6eb79d83110d4f5239af624f4ce9f7c3f00c859903648f4d6105db4a2aaba6 |
sha512 | aa54faab3cc8a46b4eb364d3e816710283143c35b5bb823d5001734c07607851f0b786ebb7f74c0411068aa926214862065c76771a47b436270c9835099c9207 |
ripemd-160 | 54f852f530c886dc7ee6c67c55555ef7e6e036aa |
21293910 as geometric shapes
Circle
Radius = nDiameter | 42587820 |
---|---|
Circumference | 133793582.4444 |
Area | 1.4244942515744E+15 |
Sphere
Radius = nVolume | 4.0444069851389E+22 |
---|---|
Surface area | 5.6979770062975E+15 |
Circumference | 133793582.4444 |
Square
Length = nPerimeter | 85175640 |
---|---|
Area | 453430603088100 |
Diagonal | 30114136.317952 |
Cube
Length = nSurface area | 2720583618528600 |
---|---|
Volume | 9.6553104534037E+21 |
Space diagonal | 36882134.011799 |
Equilateral Triangle
Length = nPerimeter | 63881730 |
---|---|
Area | 1.963412105638E+14 |
Altitude | 18441067.005899 |
Triangular Pyramid
Length = nSurface area | 1.963412105638E+14 |
---|---|
Volume | 1.1378892493439E+21 |
Height | 10038045.439317 |