20449968 (number)
20449968 is an even 8-digits composite number following 20449967 and preceding 20449969. In scientific notation, it is written as 2.0449968 × 10^7. The sum of its digits is 42. It has a total of 8 prime factors and 60 positive divisors. There are 5301120 positive integers (up to 20449968) that are relatively prime to 20449968.
Interesting facts
- 20449968 has 60 divisors, whose sum is 45715824
- The reverse of 20449968 is 86994402
- Previous prime number is 11
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 42
- Digital Root 6
Name
Name | twenty million four hundred forty-nine thousand nine hundred sixty-eight |
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Notation
Scientific notation | 2.0449968 × 10^7 |
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Engineering notation | 2.0449968 × 10^6 |
Prime Factorization of 20449968
Prime Factorization 2 × 2 × 2 × 2 × 21 × 11 × 11 × 503
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 232386 | Product of the distinct prime numbers |
The prime factorization of 20449968 is 2 × 2 × 2 × 2 × 21 × 11 × 11 × 503. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20449968)
Multiplication
n×yn×2 | 40899936 |
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n×3 | 61349904 |
n×4 | 81799872 |
n×5 | 102249840 |
Division
n÷yn÷2 | 10224984 |
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n÷3 | 6816656 |
n÷3 | 5112492 |
n÷5 | 4089993.6 |
Exponentiation
nyn2 | 418201191201024 |
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n3 | 8.5522009776228E+21 |
n4 | 1.7489223632196E+29 |
n5 | 3.5765406362324E+36 |
Nth Root
y√n2√n | 4522.1640837104 |
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3√n | 273.4623516765 |
4√n | 67.247037731861 |
5√n | 28.982678983996 |
Divisors of 20449968
60 divisors
τ | Total Divisors | 60 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -20449967 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.016666666666667 | 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 | 60 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20449968 can be divided by 60 positive divisors. The sum of these divisors (counting 20449968) is 1, the average is 0.016666666666667.
Base conversion 20449968
Base | System | Value |
---|---|---|
2 | Binary | 1001110000000101010110000 |
3 | Ternary | 1102110222002020 |
4 | Quaternary | 1032000222300 |
5 | Quinary | 20213344333 |
6 | Senary | 2010151440 |
8 | Octal | 116005260 |
10 | Decimal | 20449968 |
12 | Duodecimal | 6a22580 |
16 | Hexadecimal | 1380ab0 |
20 | Vigesimal | 67g4i8 |
36 | Base36 | c6bao |
Cryptographic Hash Functions
md5 | be819a49fc26207657e4ad8026100cec |
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sha1 | 8cc759c50c2cee2b0bb9ca56d997a0020b5aa32d |
sha256 | 6b24511cf00059c88572804b49c273bb5c89f6d894318c28467a1127953224dc |
sha512 | 5d737c50db991304f8965c861611788a8c362082c8ff318e173a29a21280ea3b990092158756bee8f7916e7635dd768d2f5176f16493d98ecc496ae91800a049 |
ripemd-160 | a67cba37c7e7f5adee5b02f916f3914e81a083ce |
20449968 as geometric shapes
Circle
Radius = nDiameter | 40899936 |
---|---|
Circumference | 128490938.46989 |
Area | 1.3138177899996E+15 |
Sphere
Radius = nVolume | 3.5823375684431E+22 |
---|---|
Surface area | 5.2552711599986E+15 |
Circumference | 128490938.46989 |
Square
Length = nPerimeter | 81799872 |
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Area | 418201191201024 |
Diagonal | 28920622.095696 |
Cube
Length = nSurface area | 2509207147206144 |
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Volume | 8.5522009776228E+21 |
Space diagonal | 35420383.589158 |
Equilateral Triangle
Length = nPerimeter | 61349904 |
---|---|
Area | 1.810864277365E+14 |
Altitude | 17710191.794579 |
Triangular Pyramid
Length = nSurface area | 1.810864277365E+14 |
---|---|
Volume | 1.0078865508912E+21 |
Height | 9640207.3652319 |