21197250 (number)
21197250 is an even 8-digits composite number following 21197249 and preceding 21197251. In scientific notation, it is written as 2.1197250 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 48 positive divisors. There are 5652000 positive integers (up to 21197250) that are relatively prime to 21197250.
Interesting facts
- 21197250 has 48 divisors, whose sum is 57323448
- The reverse of 21197250 is 05279112
- Previous prime number is 25
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 27
- Digital Root 9
Name
Name | twenty-one million one hundred ninety-seven thousand two hundred fifty |
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Notation
Scientific notation | 2.1197250 × 10^7 |
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Engineering notation | 2.1197250 × 10^6 |
Prime Factorization of 21197250
Prime Factorization 2 × 3 × 3 × 5 × 25 × 9421
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 7065750 | Product of the distinct prime numbers |
The prime factorization of 21197250 is 2 × 3 × 3 × 5 × 25 × 9421. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21197250)
Multiplication
n×yn×2 | 42394500 |
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n×3 | 63591750 |
n×4 | 84789000 |
n×5 | 105986250 |
Division
n÷yn÷2 | 10598625 |
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n÷3 | 7065750 |
n÷3 | 5299312.5 |
n÷5 | 4239450 |
Exponentiation
nyn2 | 449323407562500 |
---|---|
n3 | 9.5244206009542E+21 |
n4 | 2.0189152458358E+29 |
n5 | 4.2795451194792E+36 |
Nth Root
y√n2√n | 4604.0471326866 |
---|---|
3√n | 276.75353314967 |
4√n | 67.853129129662 |
5√n | 29.191465899743 |
Divisors of 21197250
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 | -21197249 | 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 21197250 can be divided by 48 positive divisors. The sum of these divisors (counting 21197250) is 1, the average is 0.020833333333333.
Base conversion 21197250
Base | System | Value |
---|---|---|
2 | Binary | 1010000110111000111000010 |
3 | Ternary | 1110212221011100 |
4 | Quaternary | 1100313013002 |
5 | Quinary | 20411303000 |
6 | Senary | 2034155230 |
8 | Octal | 120670702 |
10 | Decimal | 21197250 |
12 | Duodecimal | 7122b16 |
16 | Hexadecimal | 14371c2 |
20 | Vigesimal | 6c9d2a |
36 | Base36 | cmbwi |
Cryptographic Hash Functions
md5 | 6f778ebc702082b67c71b5a475abd1c9 |
---|---|
sha1 | eb257d81e94ecf7f459fda2ae05b8b1b13a55b0a |
sha256 | 33f1b5f62bd2d81f2dbc957d2add4c93a3c033859bedb2612fcca6d32447a2a2 |
sha512 | e56bceb3e81a173604830651f0f00be6d42aac2f9dc4719349ac27e29b0f8bc190203bc743bd563feec55b3086b2e88f33a20a584cef7eb70f1b99af7d841871 |
ripemd-160 | 5ddc066a52eec3da2b7bf8a0c280f5b75369b9a8 |
21197250 as geometric shapes
Circle
Radius = nDiameter | 42394500 |
---|---|
Circumference | 133186249.75261 |
Area | 1.4115911162843E+15 |
Sphere
Radius = nVolume | 3.9895799719543E+22 |
---|---|
Surface area | 5.6463644651371E+15 |
Circumference | 133186249.75261 |
Square
Length = nPerimeter | 84789000 |
---|---|
Area | 449323407562500 |
Diagonal | 29977438.435013 |
Cube
Length = nSurface area | 2695940445375000 |
---|---|
Volume | 9.5244206009542E+21 |
Space diagonal | 36714713.980739 |
Equilateral Triangle
Length = nPerimeter | 63591750 |
---|---|
Area | 1.9456274273206E+14 |
Altitude | 18357356.99037 |
Triangular Pyramid
Length = nSurface area | 1.9456274273206E+14 |
---|---|
Volume | 1.1224637323013E+21 |
Height | 9992479.4783377 |