20556621 (number)
20556621 is an odd 8-digits composite number following 20556620 and preceding 20556622. In scientific notation, it is written as 2.0556621 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 48 positive divisors. There are 12042240 positive integers (up to 20556621) that are relatively prime to 20556621.
Interesting facts
- 20556621 has 48 divisors, whose sum is 33611760
- The reverse of 20556621 is 12665502
- Previous prime number is 113
Basic properties
- Is Prime? no
- Number parity odd
- Number length 8
- Sum of Digits 27
- Digital Root 9
Name
Name | twenty million five hundred fifty-six thousand six hundred twenty-one |
---|
Notation
Scientific notation | 2.0556621 × 10^7 |
---|---|
Engineering notation | 2.0556621 × 10^6 |
Prime Factorization of 20556621
Prime Factorization 3 × 3 × 17 × 41 × 113 × 29
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 6852207 | Product of the distinct prime numbers |
The prime factorization of 20556621 is 3 × 3 × 17 × 41 × 113 × 29. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20556621)
Multiplication
n×yn×2 | 41113242 |
---|---|
n×3 | 61669863 |
n×4 | 82226484 |
n×5 | 102783105 |
Division
n÷yn÷2 | 10278310.5 |
---|---|
n÷3 | 6852207 |
n÷3 | 5139155.25 |
n÷5 | 4111324.2 |
Exponentiation
nyn2 | 422574666937641 |
---|---|
n3 | 8.6867072724383E+21 |
n4 | 1.7856934913746E+29 |
n5 | 3.6707824324354E+36 |
Nth Root
y√n2√n | 4533.9410009395 |
---|---|
3√n | 273.93692493808 |
4√n | 67.334545375605 |
5√n | 29.012846868519 |
Divisors of 20556621
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 | -20556620 | 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 20556621 can be divided by 48 positive divisors. The sum of these divisors (counting 20556621) is 1, the average is 0.020833333333333.
Base conversion 20556621
Base | System | Value |
---|---|---|
2 | Binary | 1001110011010101101001101 |
3 | Ternary | 1102200101101100 |
4 | Quaternary | 1032122231031 |
5 | Quinary | 20230302441 |
6 | Senary | 2012333313 |
8 | Octal | 116325515 |
10 | Decimal | 20556621 |
12 | Duodecimal | 6a74239 |
16 | Hexadecimal | 139ab4d |
20 | Vigesimal | 689bb1 |
36 | Base36 | c8ll9 |
Cryptographic Hash Functions
md5 | 359f9fbc2c52cdde5109cbce94700430 |
---|---|
sha1 | b4c49b7ccec2b8c1494df091118b038d09b9bd2b |
sha256 | d6e37f5e47714442849ffb5ddb583db1d18b8fedb171016ecfd58d8c1a512061 |
sha512 | ade6a228379ad3f8810b7623a81f39daad1911c379435fddd239176d6892f16472ad678920c27ee7c35786ce994c8c9253095aa097d9ac9d379a71f6831631cf |
ripemd-160 | 0d26bcce15487292b3cebc75438ad3b36e597665 |
20556621 as geometric shapes
Circle
Radius = nDiameter | 41113242 |
---|---|
Circumference | 129161059.03246 |
Area | 1.3275574692444E+15 |
Sphere
Radius = nVolume | 3.6386794334636E+22 |
---|---|
Surface area | 5.3102298769778E+15 |
Circumference | 129161059.03246 |
Square
Length = nPerimeter | 82226484 |
---|---|
Area | 422574666937641 |
Diagonal | 29071452.214764 |
Cube
Length = nSurface area | 2535448001625846 |
---|---|
Volume | 8.6867072724383E+21 |
Space diagonal | 35605112.003937 |
Equilateral Triangle
Length = nPerimeter | 61669863 |
---|---|
Area | 1.8298019828187E+14 |
Altitude | 17802556.001969 |
Triangular Pyramid
Length = nSurface area | 1.8298019828187E+14 |
---|---|
Volume | 1.0237382697539E+21 |
Height | 9690484.0715879 |