21493360 (number)
21493360 is an even 8-digits composite number following 21493359 and preceding 21493361. In scientific notation, it is written as 2.1493360 × 10^7. The sum of its digits is 28. It has a total of 7 prime factors and 40 positive divisors. There are 7367808 positive integers (up to 21493360) that are relatively prime to 21493360.
Interesting facts
- 21493360 has 40 divisors, whose sum is 48961152
- The reverse of 21493360 is 06339412
- Previous prime number is 7
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 28
- Digital Root 1
Name
| Name | twenty-one million four hundred ninety-three thousand three hundred sixty |
|---|
Notation
| Scientific notation | 2.1493360 × 10^7 |
|---|---|
| Engineering notation | 2.1493360 × 10^6 |
Prime Factorization of 21493360
Prime Factorization 2 × 2 × 2 × 2 × 35 × 7 × 5483
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 2686670 | Product of the distinct prime numbers |
The prime factorization of 21493360 is 2 × 2 × 2 × 2 × 35 × 7 × 5483. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21493360)
Multiplication
n×y| n×2 | 42986720 |
|---|---|
| n×3 | 64480080 |
| n×4 | 85973440 |
| n×5 | 107466800 |
Division
n÷y| n÷2 | 10746680 |
|---|---|
| n÷3 | 7164453.3333333 |
| n÷3 | 5373340 |
| n÷5 | 4298672 |
Exponentiation
ny| n2 | 461964524089600 |
|---|---|
| n3 | 9.9291698234864E+21 |
| n4 | 2.1341122151733E+29 |
| n5 | 4.5869242121117E+36 |
Nth Root
y√n| 2√n | 4636.0931828426 |
|---|---|
| 3√n | 278.03625978397 |
| 4√n | 68.088862399387 |
| 5√n | 29.272570631612 |
Divisors of 21493360
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 | -21493359 | 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 21493360 can be divided by 40 positive divisors. The sum of these divisors (counting 21493360) is 1, the average is 0.025.
Base conversion 21493360
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1010001111111011001110000 |
| 3 | Ternary | 1111102222100101 |
| 4 | Quaternary | 1101333121300 |
| 5 | Quinary | 21000241420 |
| 6 | Senary | 2044402144 |
| 8 | Octal | 121773160 |
| 10 | Decimal | 21493360 |
| 12 | Duodecimal | 7246354 |
| 16 | Hexadecimal | 147f670 |
| 20 | Vigesimal | 6e6d80 |
| 36 | Base36 | csods |
Cryptographic Hash Functions
| md5 | a767035f91c29f4a63bb3a86961b1716 |
|---|---|
| sha1 | 75a2f5f4bdb8c12c6951745bdc8a5a52aa9a0a0a |
| sha256 | af27bff08f32e18dd8dd4411997ad614e2cd603e97f612a63cd14aeb163c4873 |
| sha512 | 9822f7f6516085cef35312bae5307200533751680f722b47a9cc4ff04eb0edecc4ea00473c00f6a73cff40d569c8d01bd777eb59de21278a10c3e4244488f7b0 |
| ripemd-160 | 17abf9ab77186bcc2844c5fc9270c3448d815627 |
21493360 as geometric shapes
Circle
Radius = n| Diameter | 42986720 |
|---|---|
| Circumference | 135046763.75392 |
| Area | 1.451304355099E+15 |
Sphere
Radius = n| Volume | 4.1591209298281E+22 |
|---|---|
| Surface area | 5.805217420396E+15 |
| Circumference | 135046763.75392 |
Square
Length = n| Perimeter | 85973440 |
|---|---|
| Area | 461964524089600 |
| Diagonal | 30396201.212967 |
Cube
Length = n| Surface area | 2771787144537600 |
|---|---|
| Volume | 9.9291698234864E+21 |
| Space diagonal | 37227591.545369 |
Equilateral Triangle
Length = n| Perimeter | 64480080 |
|---|---|
| Area | 2.0003650675439E+14 |
| Altitude | 18613795.772684 |
Triangular Pyramid
Length = n| Surface area | 2.0003650675439E+14 |
|---|---|
| Volume | 1.1701638856234E+21 |
| Height | 10132067.070989 |