28393472 (number)
28393472 is an even 8-digits composite number following 28393471 and preceding 28393473. In scientific notation, it is written as 2.8393472 × 10^7. The sum of its digits is 38. It has a total of 15 prime factors and 30 positive divisors. There are 14188544 positive integers (up to 28393472) that are relatively prime to 28393472.
Interesting facts
- 28393472 has 30 divisors, whose sum is 56817978
- The reverse of 28393472 is 27439382
- Previous prime number is 2
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 38
- Digital Root 2
Name
Name | twenty-eight million three hundred ninety-three thousand four hundred seventy-two |
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Notation
Scientific notation | 2.8393472 × 10^7 |
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Engineering notation | 2.8393472 × 10^6 |
Prime Factorization of 28393472
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 1733
Composite numberω | Distinct Factors | 2 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 15 | Total number of prime factors |
rad | Radical | 3466 | Product of the distinct prime numbers |
The prime factorization of 28393472 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 1733. Since it has a total of 15 prime factors.
Most popular turbo-numbers
Basic calculations (n = 28393472)
Multiplication
n×yn×2 | 56786944 |
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n×3 | 85180416 |
n×4 | 113573888 |
n×5 | 141967360 |
Division
n÷yn÷2 | 14196736 |
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n÷3 | 9464490.6666667 |
n÷3 | 7098368 |
n÷5 | 5678694.4 |
Exponentiation
nyn2 | 806189252214784 |
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n3 | 2.2890511959461E+22 |
n4 | 6.4994111038663E+29 |
n5 | 1.8454084719412E+37 |
Nth Root
y√n2√n | 5328.5525239037 |
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3√n | 305.07468206128 |
4√n | 72.996935030888 |
5√n | 30.948791871152 |
Divisors of 28393472
30 divisors
τ | Total Divisors | 30 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -28393471 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.033333333333333 | 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 | 30 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 28393472 can be divided by 30 positive divisors. The sum of these divisors (counting 28393472) is 1, the average is 0.033333333333333.
Base conversion 28393472
Base | System | Value |
---|---|---|
2 | Binary | 1101100010100000000000000 |
3 | Ternary | 1222102112112002 |
4 | Quaternary | 1230110000000 |
5 | Quinary | 24232042342 |
6 | Senary | 2452323132 |
8 | Octal | 154240000 |
10 | Decimal | 28393472 |
12 | Duodecimal | 96134a8 |
16 | Hexadecimal | 1b14000 |
20 | Vigesimal | 8h93dc |
36 | Base36 | gwkjk |
Cryptographic Hash Functions
md5 | 23bbb8de1f0778c6ab2de3c2d4202cda |
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sha1 | e82a014014fe9ecea363950a8f9fe72c60ecdcbb |
sha256 | fb3860b115b0d421d617ab50ef6425b5f480e2571fe1992bd3e038e9217b192f |
sha512 | 8c2c031bde41b6dd38b2a49051c1ec24d529553a9904d14cf6234341754cd176f53b98ab149ff802e2cdce537f388550001282d9fdae67acd13e7da296de6e96 |
ripemd-160 | 6047d06e32d305e193c8994c6e374354aaa3bab1 |
28393472 as geometric shapes
Circle
Radius = nDiameter | 56786944 |
---|---|
Circumference | 178401446.09021 |
Area | 2.532718232161E+15 |
Sphere
Radius = nVolume | 9.5883552278338E+22 |
---|---|
Surface area | 1.0130872928644E+16 |
Circumference | 178401446.09021 |
Square
Length = nPerimeter | 113573888 |
---|---|
Area | 806189252214784 |
Diagonal | 40154433.185261 |
Cube
Length = nSurface area | 4837135513288704 |
---|---|
Volume | 2.2890511959461E+22 |
Space diagonal | 49178936.107284 |
Equilateral Triangle
Length = nPerimeter | 85180416 |
---|---|
Area | 3.4909018633799E+14 |
Altitude | 24589468.053642 |
Triangular Pyramid
Length = nSurface area | 3.4909018633799E+14 |
---|---|
Volume | 2.6976727052278E+21 |
Height | 13384811.061754 |