28808220 (number)
28808220 is an even 8-digits composite number following 28808219 and preceding 28808221. In scientific notation, it is written as 2.8808220 × 10^7. The sum of its digits is 30. It has a total of 6 prime factors and 48 positive divisors. There are 6515712 positive integers (up to 28808220) that are relatively prime to 28808220.
Interesting facts
- 28808220 has 48 divisors, whose sum is 62103552
- The reverse of 28808220 is 02280882
- Previous prime number is 113
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 30
- Digital Root 3
Name
Name | twenty-eight million eight hundred eight thousand two hundred twenty |
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Notation
Scientific notation | 2.8808220 × 10^7 |
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Engineering notation | 2.8808220 × 10^6 |
Prime Factorization of 28808220
Prime Factorization 2 × 2 × 15 × 7 × 113 × 607
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 14404110 | Product of the distinct prime numbers |
The prime factorization of 28808220 is 2 × 2 × 15 × 7 × 113 × 607. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 28808220)
Multiplication
n×yn×2 | 57616440 |
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n×3 | 86424660 |
n×4 | 115232880 |
n×5 | 144041100 |
Division
n÷yn÷2 | 14404110 |
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n÷3 | 9602740 |
n÷3 | 7202055 |
n÷5 | 5761644 |
Exponentiation
nyn2 | 829913539568400 |
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n3 | 2.3908331828865E+22 |
n4 | 6.8875648315895E+29 |
n5 | 1.9841848293269E+37 |
Nth Root
y√n2√n | 5367.3289446428 |
---|---|
3√n | 306.55293251457 |
4√n | 73.262056650375 |
5√n | 31.038682966437 |
Divisors of 28808220
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 | -28808219 | 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 28808220 can be divided by 48 positive divisors. The sum of these divisors (counting 28808220) is 1, the average is 0.020833333333333.
Base conversion 28808220
Base | System | Value |
---|---|---|
2 | Binary | 1101101111001010000011100 |
3 | Ternary | 2000012121110010 |
4 | Quaternary | 1231321100130 |
5 | Quinary | 24333330340 |
6 | Senary | 2505243220 |
8 | Octal | 155712034 |
10 | Decimal | 28808220 |
12 | Duodecimal | 9793510 |
16 | Hexadecimal | 1b7941c |
20 | Vigesimal | 9010b0 |
36 | Base36 | h5gkc |
Cryptographic Hash Functions
md5 | b88f3ca23c9ee2ba4739ece392d13002 |
---|---|
sha1 | a1756d2d0c1c26c03d5417dcbc6f54d233c5ba0a |
sha256 | f71f5bd5933eb13037abf03de7ab3ded675d5cdb837d92259682cf8285f37e70 |
sha512 | 5f6a868d1dac4835717ada2ee8c736804ba7f361d0405b8fc8fd5a69d94d52fb20b1868936597140031b16277e41689c666d25ce471afbb965472c222bf91d30 |
ripemd-160 | 05f5bc54aaa509f9568ee4e3c8cf4d856b5d0ee5 |
28808220 as geometric shapes
Circle
Radius = nDiameter | 57616440 |
---|---|
Circumference | 181007384.63 |
Area | 2.6072502790228E+15 |
Sphere
Radius = nVolume | 1.0014698617753E+23 |
---|---|
Surface area | 1.0429001116091E+16 |
Circumference | 181007384.63 |
Square
Length = nPerimeter | 115232880 |
---|---|
Area | 829913539568400 |
Diagonal | 40740975.431828 |
Cube
Length = nSurface area | 4979481237410400 |
---|---|
Volume | 2.3908331828865E+22 |
Space diagonal | 49897300.715622 |
Equilateral Triangle
Length = nPerimeter | 86424660 |
---|---|
Area | 3.5936310410545E+14 |
Altitude | 24948650.357811 |
Triangular Pyramid
Length = nSurface area | 3.5936310410545E+14 |
---|---|
Volume | 2.8176239271748E+21 |
Height | 13580325.143943 |