21589968 (number)
21589968 is an even 8-digits composite number following 21589967 and preceding 21589969. In scientific notation, it is written as 2.1589968 × 10^7. The sum of its digits is 48. It has a total of 7 prime factors and 40 positive divisors. There are 7160832 positive integers (up to 21589968) that are relatively prime to 21589968.
Interesting facts
- 21589968 has 40 divisors, whose sum is 56051968
- The reverse of 21589968 is 86998512
- Previous prime number is 2017
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 48
- Digital Root 3
Name
Name | twenty-one million five hundred eighty-nine thousand nine hundred sixty-eight |
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Notation
Scientific notation | 2.1589968 × 10^7 |
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Engineering notation | 2.1589968 × 10^6 |
Prime Factorization of 21589968
Prime Factorization 2 × 2 × 2 × 2 × 3 × 2017 × 223
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 2698746 | Product of the distinct prime numbers |
The prime factorization of 21589968 is 2 × 2 × 2 × 2 × 3 × 2017 × 223. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21589968)
Multiplication
n×yn×2 | 43179936 |
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n×3 | 64769904 |
n×4 | 86359872 |
n×5 | 107949840 |
Division
n÷yn÷2 | 10794984 |
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n÷3 | 7196656 |
n÷3 | 5397492 |
n÷5 | 4317993.6 |
Exponentiation
nyn2 | 466126718241024 |
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n3 | 1.0063660930769E+22 |
n4 | 2.1727411745815E+29 |
n5 | 4.6909412431496E+36 |
Nth Root
y√n2√n | 4646.5006187453 |
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3√n | 278.45220813723 |
4√n | 68.165244947446 |
5√n | 29.298838220647 |
Divisors of 21589968
40 divisors
τ | Total Divisors | 40 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -21589967 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21589968 can be divided by 40 positive divisors. The sum of these divisors (counting 21589968) is 1, the average is 0.025.
Base conversion 21589968
Base | System | Value |
---|---|---|
2 | Binary | 1010010010110111111010000 |
3 | Ternary | 1111121212212110 |
4 | Quaternary | 1102112333100 |
5 | Quinary | 21011334333 |
6 | Senary | 2050425320 |
8 | Octal | 122267720 |
10 | Decimal | 21589968 |
12 | Duodecimal | 7292240 |
16 | Hexadecimal | 1496fd0 |
20 | Vigesimal | 6eiei8 |
36 | Base36 | cuqxc |
Cryptographic Hash Functions
md5 | a2fb5502f144843792721ae3975e6aa5 |
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sha1 | 440a7e1a6978e1bc018248fbbf5cac528e50a974 |
sha256 | 7587fe94377871649221f02a5876bf65c2dcbea40a56e959774d8be6d45e861d |
sha512 | 9ef087570952999da37baa1ea753f182d46f2073dae5860f1e98eec4b9a09abbddc392082c3f88bfa9c76c45c741ecc9ae0a9ea114a8b20ca674e59bdff0f391 |
ripemd-160 | bd6b6d5ed94de02b65b38b9cc8dc4e3e6d0a35ad |
21589968 as geometric shapes
Circle
Radius = nDiameter | 43179936 |
---|---|
Circumference | 135653769.72008 |
Area | 1.4643802736679E+15 |
Sphere
Radius = nVolume | 4.2154564331096E+22 |
---|---|
Surface area | 5.8575210946717E+15 |
Circumference | 135653769.72008 |
Square
Length = nPerimeter | 86359872 |
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Area | 466126718241024 |
Diagonal | 30532825.556801 |
Cube
Length = nSurface area | 2796760309446144 |
---|---|
Volume | 1.0063660930769E+22 |
Space diagonal | 37394921.509786 |
Equilateral Triangle
Length = nPerimeter | 64769904 |
---|---|
Area | 2.018387896897E+14 |
Altitude | 18697460.754893 |
Triangular Pyramid
Length = nSurface area | 2.018387896897E+14 |
---|---|
Volume | 1.1860138146181E+21 |
Height | 10177608.518934 |