21102690 (number)
21102690 is an even 8-digits composite number following 21102689 and preceding 21102691. In scientific notation, it is written as 2.1102690 × 10^7. The sum of its digits is 21. It has a total of 6 prime factors and 48 positive divisors. There are 4808256 positive integers (up to 21102690) that are relatively prime to 21102690.
Interesting facts
- 21102690 has 48 divisors, whose sum is 58064832
- The reverse of 21102690 is 09620112
- Previous prime number is 317
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 21
- Digital Root 3
Name
Name | twenty-one million one hundred two thousand six hundred ninety |
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Notation
Scientific notation | 2.1102690 × 10^7 |
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Engineering notation | 2.1102690 × 10^6 |
Prime Factorization of 21102690
Prime Factorization 2 × 3 × 5 × 7 × 317 × 317
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 66570 | Product of the distinct prime numbers |
The prime factorization of 21102690 is 2 × 3 × 5 × 7 × 317 × 317. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21102690)
Multiplication
n×yn×2 | 42205380 |
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n×3 | 63308070 |
n×4 | 84410760 |
n×5 | 105513450 |
Division
n÷yn÷2 | 10551345 |
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n÷3 | 7034230 |
n÷3 | 5275672.5 |
n÷5 | 4220538 |
Exponentiation
nyn2 | 445323525236100 |
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n3 | 9.3975243027646E+21 |
n4 | 1.9831304212871E+29 |
n5 | 4.1849386509991E+36 |
Nth Root
y√n2√n | 4593.7664285421 |
---|---|
3√n | 276.3413912452 |
4√n | 67.777329753702 |
5√n | 29.165374932741 |
Divisors of 21102690
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 | -21102689 | 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 21102690 can be divided by 48 positive divisors. The sum of these divisors (counting 21102690) is 1, the average is 0.020833333333333.
Base conversion 21102690
Base | System | Value |
---|---|---|
2 | Binary | 1010000100000000001100010 |
3 | Ternary | 1110201010110010 |
4 | Quaternary | 1100200001202 |
5 | Quinary | 20400241230 |
6 | Senary | 2032145350 |
8 | Octal | 120400142 |
10 | Decimal | 21102690 |
12 | Duodecimal | 7098256 |
16 | Hexadecimal | 1420062 |
20 | Vigesimal | 6bhgea |
36 | Base36 | ckaxu |
Cryptographic Hash Functions
md5 | 1225b967dfc143084292e0a8dcfe44a3 |
---|---|
sha1 | 64f08e11b8c0576f08e4c595ce9da48d1d4c3286 |
sha256 | 1c260ad422db0e8d98132c3726c7546c3f8f6fd2e8d503a24a8d118d4ca6cb99 |
sha512 | 110fbcac6a05861b6261d154516ad5332b0d0aeef56bc05cb41cb04840c9ec60ec33d1e99ccd323ad9e45b4f3e9008a7c449f39cf2322ff3df1b1c83088ea21b |
ripemd-160 | 9daaa86fb0a95c3c6de6baca50fb2992a40d7aa4 |
21102690 as geometric shapes
Circle
Radius = nDiameter | 42205380 |
---|---|
Circumference | 132592111.74997 |
Area | 1.3990251153524E+15 |
Sphere
Radius = nVolume | 3.9364257748662E+22 |
---|---|
Surface area | 5.5961004614098E+15 |
Circumference | 132592111.74997 |
Square
Length = nPerimeter | 84410760 |
---|---|
Area | 445323525236100 |
Diagonal | 29843710.400555 |
Cube
Length = nSurface area | 2671941151416600 |
---|---|
Volume | 9.3975243027646E+21 |
Space diagonal | 36550931.256376 |
Equilateral Triangle
Length = nPerimeter | 63308070 |
---|---|
Area | 1.9283074287865E+14 |
Altitude | 18275465.628188 |
Triangular Pyramid
Length = nSurface area | 1.9283074287865E+14 |
---|---|
Volume | 1.1075088601417E+21 |
Height | 9947903.4668517 |