21347248 (number)
21347248 is an even 8-digits composite number following 21347247 and preceding 21347249. In scientific notation, it is written as 2.1347248 × 10^7. The sum of its digits is 31. It has a total of 7 prime factors and 40 positive divisors. There are 9510144 positive integers (up to 21347248) that are relatively prime to 21347248.
Interesting facts
- 21347248 has 40 divisors, whose sum is 46090800
- The reverse of 21347248 is 84274312
- Previous prime number is 29
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 31
- Digital Root 4
Name
| Name | twenty-one million three hundred forty-seven thousand two hundred forty-eight |
|---|
Notation
| Scientific notation | 2.1347248 × 10^7 |
|---|---|
| Engineering notation | 2.1347248 × 10^6 |
Prime Factorization of 21347248
Prime Factorization 2 × 2 × 2 × 2 × 13 × 29 × 3539
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 2668406 | Product of the distinct prime numbers |
The prime factorization of 21347248 is 2 × 2 × 2 × 2 × 13 × 29 × 3539. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21347248)
Multiplication
n×y| n×2 | 42694496 |
|---|---|
| n×3 | 64041744 |
| n×4 | 85388992 |
| n×5 | 106736240 |
Division
n÷y| n÷2 | 10673624 |
|---|---|
| n÷3 | 7115749.3333333 |
| n÷3 | 5336812 |
| n÷5 | 4269449.6 |
Exponentiation
ny| n2 | 455704997173504 |
|---|---|
| n3 | 9.7280475895021E+21 |
| n4 | 2.076670444489E+29 |
| n5 | 4.4331198992778E+36 |
Nth Root
y√n| 2√n | 4620.3082148272 |
|---|---|
| 3√n | 277.40479595375 |
| 4√n | 67.972849100411 |
| 5√n | 29.232662941658 |
Divisors of 21347248
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 | -21347247 | 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 21347248 can be divided by 40 positive divisors. The sum of these divisors (counting 21347248) is 1, the average is 0.025.
Base conversion 21347248
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1010001011011101110110000 |
| 3 | Ternary | 1111011112220211 |
| 4 | Quaternary | 1101123232300 |
| 5 | Quinary | 20431102443 |
| 6 | Senary | 2041313504 |
| 8 | Octal | 121335660 |
| 10 | Decimal | 21347248 |
| 12 | Duodecimal | 7195894 |
| 16 | Hexadecimal | 145bbb0 |
| 20 | Vigesimal | 6d8828 |
| 36 | Base36 | cpjn4 |
Cryptographic Hash Functions
| md5 | c64ce494bdf918de923371037ddd18e0 |
|---|---|
| sha1 | 2fb23f276433b8d4f7c49acde4ab664d62a50930 |
| sha256 | 772acffabab586383421769ab09e88c5147f7d53d8ba29cad993a9b964edb3b4 |
| sha512 | 56df220736e333985d7ae290daf597a57364ed5ba896114b6eecbea4be675ce3ac47b2a222e6d7783d32ab70291f3d94f937db7c8f6d9adaf5a9a6486913c85d |
| ripemd-160 | 18f0c24dbc64aad8e1d894c49435041623c3f76f |
21347248 as geometric shapes
Circle
Radius = n| Diameter | 42694496 |
|---|---|
| Circumference | 134128714.98232 |
| Area | 1.4316394713244E+15 |
Sphere
Radius = n| Volume | 4.0748750454602E+22 |
|---|---|
| Surface area | 5.7265578852978E+15 |
| Circumference | 134128714.98232 |
Square
Length = n| Perimeter | 85388992 |
|---|---|
| Area | 455704997173504 |
| Diagonal | 30189567.640942 |
Cube
Length = n| Surface area | 2734229983041024 |
|---|---|
| Volume | 9.7280475895021E+21 |
| Space diagonal | 36974518.137773 |
Equilateral Triangle
Length = n| Perimeter | 64041744 |
|---|---|
| Area | 1.9732605209189E+14 |
| Altitude | 18487259.068887 |
Triangular Pyramid
Length = n| Surface area | 1.9732605209189E+14 |
|---|---|
| Volume | 1.1464614030404E+21 |
| Height | 10063189.213647 |