21025875 (number)
21025875 is an odd 8-digits composite number following 21025874 and preceding 21025876. In scientific notation, it is written as 2.1025875 × 10^7. The sum of its digits is 30. It has a total of 6 prime factors and 48 positive divisors. There are 9763200 positive integers (up to 21025875) that are relatively prime to 21025875.
Interesting facts
- 21025875 has 48 divisors, whose sum is 37997568
- The reverse of 21025875 is 57852012
- Previous prime number is 13
Basic properties
- Is Prime? no
- Number parity odd
- Number length 8
- Sum of Digits 30
- Digital Root 3
Name
Name | twenty-one million twenty-five thousand eight hundred seventy-five |
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Notation
Scientific notation | 2.1025875 × 10^7 |
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Engineering notation | 2.1025875 × 10^6 |
Prime Factorization of 21025875
Prime Factorization 3 × 5 × 95 × 5 × 13 × 227
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 4205175 | Product of the distinct prime numbers |
The prime factorization of 21025875 is 3 × 5 × 95 × 5 × 13 × 227. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21025875)
Multiplication
n×yn×2 | 42051750 |
---|---|
n×3 | 63077625 |
n×4 | 84103500 |
n×5 | 105129375 |
Division
n÷yn÷2 | 10512937.5 |
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n÷3 | 7008625 |
n÷3 | 5256468.75 |
n÷5 | 4205175 |
Exponentiation
nyn2 | 442087419515625 |
---|---|
n3 | 9.2952748218081E+21 |
n4 | 1.9544128649398E+29 |
n5 | 4.1093240596617E+36 |
Nth Root
y√n2√n | 4585.3980198016 |
---|---|
3√n | 276.00568408794 |
4√n | 67.715567041867 |
5√n | 29.144111222742 |
Divisors of 21025875
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 | -21025874 | 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 21025875 can be divided by 48 positive divisors. The sum of these divisors (counting 21025875) is 1, the average is 0.020833333333333.
Base conversion 21025875
Base | System | Value |
---|---|---|
2 | Binary | 1010000001101010001010011 |
3 | Ternary | 1110120020002010 |
4 | Quaternary | 1100031101103 |
5 | Quinary | 20340312000 |
6 | Senary | 2030354003 |
8 | Octal | 120152123 |
10 | Decimal | 21025875 |
12 | Duodecimal | 705b903 |
16 | Hexadecimal | 140d453 |
20 | Vigesimal | 6b84df |
36 | Base36 | cino3 |
Cryptographic Hash Functions
md5 | f4ea5f8101d9d87cd18b0bdad0e259ac |
---|---|
sha1 | 4c8415586b614376c2b6d42521ddddad37c5398a |
sha256 | 58b50e15c7e74f1e0a0e5ee9d8530798e1368e778e3c937680da555f109b39c0 |
sha512 | d37da2bf762787d2ef46eb40fa1279d77026e29aaf0aa34d627495baefa53bb4e8b6f2172fc1b8d3c9544fccb94d32e3c4755211a6cb2edeb149196be4acf620 |
ripemd-160 | 0553ee799273e0704c3b311c7eed9436aeb3a595 |
21025875 as geometric shapes
Circle
Radius = nDiameter | 42051750 |
---|---|
Circumference | 132109468.87059 |
Area | 1.3888585893948E+15 |
Sphere
Radius = nVolume | 3.8935956124387E+22 |
---|---|
Surface area | 5.555434357579E+15 |
Circumference | 132109468.87059 |
Square
Length = nPerimeter | 84103500 |
---|---|
Area | 442087419515625 |
Diagonal | 29735077.585761 |
Cube
Length = nSurface area | 2652524517093750 |
---|---|
Volume | 9.2952748218081E+21 |
Space diagonal | 36417883.773592 |
Equilateral Triangle
Length = nPerimeter | 63077625 |
---|---|
Area | 1.9142946799702E+14 |
Altitude | 18208941.886796 |
Triangular Pyramid
Length = nSurface area | 1.9142946799702E+14 |
---|---|
Volume | 1.0954586432488E+21 |
Height | 9911692.5285871 |