20172820 (number)
20172820 is an even 8-digits composite number following 20172819 and preceding 20172821. In scientific notation, it is written as 2.0172820 × 10^7. The sum of its digits is 22. It has a total of 6 prime factors and 48 positive divisors. There are 7741440 positive integers (up to 20172820) that are relatively prime to 20172820.
Interesting facts
- 20172820 has 48 divisors, whose sum is 44121168
- The reverse of 20172820 is 02827102
- Previous prime number is 73
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 22
- Digital Root 4
Name
Name | twenty million one hundred seventy-two thousand eight hundred twenty |
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Notation
Scientific notation | 2.0172820 × 10^7 |
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Engineering notation | 2.0172820 × 10^6 |
Prime Factorization of 20172820
Prime Factorization 2 × 2 × 5 × 41 × 73 × 337
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 10086410 | Product of the distinct prime numbers |
The prime factorization of 20172820 is 2 × 2 × 5 × 41 × 73 × 337. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20172820)
Multiplication
n×yn×2 | 40345640 |
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n×3 | 60518460 |
n×4 | 80691280 |
n×5 | 100864100 |
Division
n÷yn÷2 | 10086410 |
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n÷3 | 6724273.3333333 |
n÷3 | 5043205 |
n÷5 | 4034564 |
Exponentiation
nyn2 | 406942666752400 |
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n3 | 8.2091811667161E+21 |
n4 | 1.6560233402355E+29 |
n5 | 3.340666075837E+36 |
Nth Root
y√n2√n | 4491.4162577076 |
---|---|
3√n | 272.22136319472 |
4√n | 67.018029348136 |
5√n | 28.903692130871 |
Divisors of 20172820
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 | -20172819 | 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 20172820 can be divided by 48 positive divisors. The sum of these divisors (counting 20172820) is 1, the average is 0.020833333333333.
Base conversion 20172820
Base | System | Value |
---|---|---|
2 | Binary | 1001100111101000000010100 |
3 | Ternary | 1101221212220111 |
4 | Quaternary | 1030331000110 |
5 | Quinary | 20131012240 |
6 | Senary | 2000212404 |
8 | Octal | 114750024 |
10 | Decimal | 20172820 |
12 | Duodecimal | 690a104 |
16 | Hexadecimal | 133d014 |
20 | Vigesimal | 661c10 |
36 | Base36 | c0dg4 |
Cryptographic Hash Functions
md5 | a52489d1385b58fe4059c8f9e3785a65 |
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sha1 | 867cb8cf3b7ff7e58b8990b282b352d2f35d09b1 |
sha256 | f5b6384a75c8c215ed4a8bf91cccd49d73dc431fe02b469f697723eb4d2c8bb7 |
sha512 | 0e6d97ad9272ecff1a3f8559270f010f9230017c4242d8c5b0b6eb2b247f226adc4548f55ea320fbea47a010f4397f7f0524afaf095783a5c7bc42fd3d1b713f |
ripemd-160 | 85409445e178d1541ccc79c05c20d8d98456121f |
20172820 as geometric shapes
Circle
Radius = nDiameter | 40345640 |
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Circumference | 126749566.22838 |
Area | 1.2784480923016E+15 |
Sphere
Radius = nVolume | 3.4386537660458E+22 |
---|---|
Surface area | 5.1137923692063E+15 |
Circumference | 126749566.22838 |
Square
Length = nPerimeter | 80691280 |
---|---|
Area | 406942666752400 |
Diagonal | 28528675.635311 |
Cube
Length = nSurface area | 2441656000514400 |
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Volume | 8.2091811667161E+21 |
Space diagonal | 34940349.171942 |
Equilateral Triangle
Length = nPerimeter | 60518460 |
---|---|
Area | 1.7621134364568E+14 |
Altitude | 17470174.585971 |
Triangular Pyramid
Length = nSurface area | 1.7621134364568E+14 |
---|---|
Volume | 9.6746127849565E+20 |
Height | 9509558.5451037 |