21676656 (number)
21676656 is an even 8-digits composite number following 21676655 and preceding 21676657. In scientific notation, it is written as 2.1676656 × 10^7. The sum of its digits is 39. It has a total of 7 prime factors and 40 positive divisors. There are 7197120 positive integers (up to 21676656) that are relatively prime to 21676656.
Interesting facts
- 21676656 has 40 divisors, whose sum is 56218624
- The reverse of 21676656 is 65667612
- Previous prime number is 307
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 39
- Digital Root 3
Name
| Name | twenty-one million six hundred seventy-six thousand six hundred fifty-six |
|---|
Notation
| Scientific notation | 2.1676656 × 10^7 |
|---|---|
| Engineering notation | 2.1676656 × 10^6 |
Prime Factorization of 21676656
Prime Factorization 2 × 2 × 2 × 2 × 3 × 307 × 1471
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 2709582 | Product of the distinct prime numbers |
The prime factorization of 21676656 is 2 × 2 × 2 × 2 × 3 × 307 × 1471. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21676656)
Multiplication
n×y| n×2 | 43353312 |
|---|---|
| n×3 | 65029968 |
| n×4 | 86706624 |
| n×5 | 108383280 |
Division
n÷y| n÷2 | 10838328 |
|---|---|
| n÷3 | 7225552 |
| n÷3 | 5419164 |
| n÷5 | 4335331.2 |
Exponentiation
ny| n2 | 469877415342336 |
|---|---|
| n3 | 1.0185371094545E+22 |
| n4 | 2.2078478544879E+29 |
| n5 | 4.7858758442073E+36 |
Nth Root
y√n| 2√n | 4655.8195841334 |
|---|---|
| 3√n | 278.82439071736 |
| 4√n | 68.233566403445 |
| 5√n | 29.322328651709 |
Divisors of 21676656
40 divisors
| τ | Total Divisors | 40 | Total number of the positive divisors of n |
|---|---|---|---|
| σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
| s | Aliquot Sum | -21676655 | Sum of the proper positive divisors of n |
| A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21676656 can be divided by 40 positive divisors. The sum of these divisors (counting 21676656) is 1, the average is 0.025.
Base conversion 21676656
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1010010101100001001110000 |
| 3 | Ternary | 1111210021210010 |
| 4 | Quaternary | 1102230021300 |
| 5 | Quinary | 21022123111 |
| 6 | Senary | 2052334520 |
| 8 | Octal | 122541160 |
| 10 | Decimal | 21676656 |
| 12 | Duodecimal | 7314440 |
| 16 | Hexadecimal | 14ac270 |
| 20 | Vigesimal | 6f9bcg |
| 36 | Base36 | cwltc |
Cryptographic Hash Functions
| md5 | ab574b3127b1a5afdbc7859fb7ee92e5 |
|---|---|
| sha1 | 66ceaaf89996f081deb9248f9069f6e61b127055 |
| sha256 | 7e735ff2a0126436e2d182fe7a557b9daf97f6852184b6807da24479d7175c49 |
| sha512 | e30f4b45109e9520b130d09efa23d3c1efd12c3b17259dfe622585387e1ac339bdaeec5bf8de512203d5e301142c531f55a76c91266978929274de5f668ad9d2 |
| ripemd-160 | 34f33cb636142b741f7c2065721c0ca437f15dd8 |
21676656 as geometric shapes
Circle
Radius = n| Diameter | 43353312 |
|---|---|
| Circumference | 136198446.48799 |
| Area | 1.4761634361272E+15 |
Sphere
Radius = n| Volume | 4.2664382672944E+22 |
|---|---|
| Surface area | 5.904653744509E+15 |
| Circumference | 136198446.48799 |
Square
Length = n| Perimeter | 86706624 |
|---|---|
| Area | 469877415342336 |
| Diagonal | 30655420.902096 |
Cube
Length = n| Surface area | 2819264492054016 |
|---|---|
| Volume | 1.0185371094545E+22 |
| Space diagonal | 37545069.530193 |
Equilateral Triangle
Length = n| Perimeter | 65029968 |
|---|---|
| Area | 2.0346288917552E+14 |
| Altitude | 18772534.765096 |
Triangular Pyramid
Length = n| Surface area | 2.0346288917552E+14 |
|---|---|
| Volume | 1.2003574949757E+21 |
| Height | 10218473.634032 |