21589890 (number)
21589890 is an even 8-digits composite number following 21589889 and preceding 21589891. In scientific notation, it is written as 2.1589890 × 10^7. The sum of its digits is 42. It has a total of 6 prime factors and 64 positive divisors. There are 4669056 positive integers (up to 21589890) that are relatively prime to 21589890.
Interesting facts
- 21589890 has 64 divisors, whose sum is 49040640
- The reverse of 21589890 is 09898512
- Previous prime number is 19
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 42
- Digital Root 6
Name
Name | twenty-one million five hundred eighty-nine thousand eight hundred ninety |
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Notation
Scientific notation | 2.1589890 × 10^7 |
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Engineering notation | 2.1589890 × 10^6 |
Prime Factorization of 21589890
Prime Factorization 2 × 21 × 5 × 7 × 19 × 773
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 21589890 | Product of the distinct prime numbers |
The prime factorization of 21589890 is 2 × 21 × 5 × 7 × 19 × 773. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21589890)
Multiplication
n×yn×2 | 43179780 |
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n×3 | 64769670 |
n×4 | 86359560 |
n×5 | 107949450 |
Division
n÷yn÷2 | 10794945 |
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n÷3 | 7196630 |
n÷3 | 5397472.5 |
n÷5 | 4317978 |
Exponentiation
nyn2 | 466123350212100 |
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n3 | 1.0063551857511E+22 |
n4 | 2.1727097761295E+29 |
n5 | 4.6908565068561E+36 |
Nth Root
y√n2√n | 4646.4922253244 |
---|---|
3√n | 278.45187280713 |
4√n | 68.165183380699 |
5√n | 29.298817050512 |
Divisors of 21589890
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 | -21589889 | 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 21589890 can be divided by 64 positive divisors. The sum of these divisors (counting 21589890) is 1, the average is 0.015625.
Base conversion 21589890
Base | System | Value |
---|---|---|
2 | Binary | 1010010010110111110000010 |
3 | Ternary | 1111121212202120 |
4 | Quaternary | 1102112332002 |
5 | Quinary | 21011334030 |
6 | Senary | 2050425110 |
8 | Octal | 122267602 |
10 | Decimal | 21589890 |
12 | Duodecimal | 7292196 |
16 | Hexadecimal | 1496f82 |
20 | Vigesimal | 6eieea |
36 | Base36 | cuqv6 |
Cryptographic Hash Functions
md5 | 632233f3fac69e6b7e2d140e8bf5f0b3 |
---|---|
sha1 | d107bc5c3dcf0c56e9ffef4e2ac415f97057f816 |
sha256 | 4fbcde04e5526bd0be217ab4308ada74835f77225011009fea18ada8f633afaf |
sha512 | cef5461e91f0a23ce3df7a484b29908d789543921ad9a6f63971afaf9863aefc29dd3b4872f223878803b8fa136a1ca0d2e532ad2b2a1428789d3cb69fb58570 |
ripemd-160 | f4fbb4226af1b956679ee8e7ae0ce330034e19f4 |
21589890 as geometric shapes
Circle
Radius = nDiameter | 43179780 |
---|---|
Circumference | 135653279.63162 |
Area | 1.464369692693E+15 |
Sphere
Radius = nVolume | 4.2154107446101E+22 |
---|---|
Surface area | 5.857478770772E+15 |
Circumference | 135653279.63162 |
Square
Length = nPerimeter | 86359560 |
---|---|
Area | 466123350212100 |
Diagonal | 30532715.248143 |
Cube
Length = nSurface area | 2796740101272600 |
---|---|
Volume | 1.0063551857511E+22 |
Space diagonal | 37394786.409823 |
Equilateral Triangle
Length = nPerimeter | 64769670 |
---|---|
Area | 2.0183733129039E+14 |
Altitude | 18697393.204912 |
Triangular Pyramid
Length = nSurface area | 2.0183733129039E+14 |
---|---|
Volume | 1.1860009602114E+21 |
Height | 10177571.749381 |