21497436 (number)
21497436 is an even 8-digits composite number following 21497435 and preceding 21497437. In scientific notation, it is written as 2.1497436 × 10^7. The sum of its digits is 36. It has a total of 6 prime factors and 48 positive divisors. There are 6649344 positive integers (up to 21497436) that are relatively prime to 21497436.
Interesting facts
- 21497436 has 48 divisors, whose sum is 44906400
- The reverse of 21497436 is 63479412
- Previous prime number is 53
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 36
- Digital Root 9
Name
Name | twenty-one million four hundred ninety-seven thousand four hundred thirty-six |
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Notation
Scientific notation | 2.1497436 × 10^7 |
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Engineering notation | 2.1497436 × 10^6 |
Prime Factorization of 21497436
Prime Factorization 2 × 2 × 9 × 19 × 53 × 593
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 10748718 | Product of the distinct prime numbers |
The prime factorization of 21497436 is 2 × 2 × 9 × 19 × 53 × 593. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21497436)
Multiplication
n×yn×2 | 42994872 |
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n×3 | 64492308 |
n×4 | 85989744 |
n×5 | 107487180 |
Division
n÷yn÷2 | 10748718 |
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n÷3 | 7165812 |
n÷3 | 5374359 |
n÷5 | 4299487.2 |
Exponentiation
nyn2 | 462139754574096 |
---|---|
n3 | 9.9348197970123E+21 |
n4 | 2.1357315275781E+29 |
n5 | 4.5912751827292E+36 |
Nth Root
y√n2√n | 4636.5327562738 |
---|---|
3√n | 278.05383426843 |
4√n | 68.092090262187 |
5√n | 29.273680797246 |
Divisors of 21497436
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 | -21497435 | 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 21497436 can be divided by 48 positive divisors. The sum of these divisors (counting 21497436) is 1, the average is 0.020833333333333.
Base conversion 21497436
Base | System | Value |
---|---|---|
2 | Binary | 1010010000000011001011100 |
3 | Ternary | 1111110011221100 |
4 | Quaternary | 1102000121130 |
5 | Quinary | 21000404221 |
6 | Senary | 2044433100 |
8 | Octal | 122003134 |
10 | Decimal | 21497436 |
12 | Duodecimal | 7248790 |
16 | Hexadecimal | 148065c |
20 | Vigesimal | 6e73bg |
36 | Base36 | csrj0 |
Cryptographic Hash Functions
md5 | b09d62e46ede9fb7562e6aa7cd132f4f |
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sha1 | 90f96d2c5098ad381eb0b57a5fb223286071b31c |
sha256 | b35c2d21ae4207022ceb933fda0374dd0ff3e5ba598171a2c4bb0281061ea7d6 |
sha512 | c355848c59dfc2c85e4143588749ad9d8d338faf394ff7de67ff474adba448b31d42baa74d1a474943e40029a516d4df52bfd58eb10cdb07a4cfd0b27c67f61b |
ripemd-160 | 162a553b939ba1361e359df02404cd4bf027492d |
21497436 as geometric shapes
Circle
Radius = nDiameter | 42994872 |
---|---|
Circumference | 135072374.01723 |
Area | 1.4518548579018E+15 |
Sphere
Radius = nVolume | 4.1614875852043E+22 |
---|---|
Surface area | 5.8074194316071E+15 |
Circumference | 135072374.01723 |
Square
Length = nPerimeter | 85989744 |
---|---|
Area | 462139754574096 |
Diagonal | 30401965.547448 |
Cube
Length = nSurface area | 2772838527444576 |
---|---|
Volume | 9.9348197970123E+21 |
Space diagonal | 37234651.38446 |
Equilateral Triangle
Length = nPerimeter | 64492308 |
---|---|
Area | 2.0011238377994E+14 |
Altitude | 18617325.69223 |
Triangular Pyramid
Length = nSurface area | 2.0011238377994E+14 |
---|---|
Volume | 1.170829741389E+21 |
Height | 10133988.515816 |