385440 (number)
385440 is an even 6-digits composite number following 385439 and preceding 385441. In scientific notation, it is written as 3.85440 × 10^5. The sum of its digits is 24. It has a total of 8 prime factors and 48 positive divisors. There are 92160 positive integers (up to 385440) that are relatively prime to 385440.
Interesting facts
- 385440 has 48 divisors, whose sum is 997920
- The reverse of 385440 is 044583
- Previous prime number is 219
Basic properties
- Is Prime? no
- Number parity even
- Number length 6
- Sum of Digits 24
- Digital Root 6
Name
| Name | three hundred eighty-five thousand four hundred forty |
|---|
Notation
| Scientific notation | 3.85440 × 10^5 |
|---|---|
| Engineering notation | 3.85440 × 10^3 |
Prime Factorization of 385440
Prime Factorization 2 × 2 × 2 × 2 × 2 × 5 × 219 × 11
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 8 | Total number of prime factors |
| rad | Radical | 24090 | Product of the distinct prime numbers |
The prime factorization of 385440 is 2 × 2 × 2 × 2 × 2 × 5 × 219 × 11. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 385440)
Multiplication
n×y| n×2 | 770880 |
|---|---|
| n×3 | 1156320 |
| n×4 | 1541760 |
| n×5 | 1927200 |
Division
n÷y| n÷2 | 192720 |
|---|---|
| n÷3 | 128480 |
| n÷3 | 96360 |
| n÷5 | 77088 |
Exponentiation
ny| n2 | 148563993600 |
|---|---|
| n3 | 57262505693184000 |
| n4 | 2.2071260194381E+22 |
| n5 | 8.5071465293222E+27 |
Nth Root
y√n| 2√n | 620.8381431581 |
|---|---|
| 3√n | 72.775566408904 |
| 4√n | 24.916623831452 |
| 5√n | 13.097588948954 |
Divisors of 385440
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 | -385439 | 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 385440 can be divided by 48 positive divisors. The sum of these divisors (counting 385440) is 1, the average is 0.020833333333333.
Base conversion 385440
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1011110000110100000 |
| 3 | Ternary | 201120201120 |
| 4 | Quaternary | 1132012200 |
| 5 | Quinary | 44313230 |
| 6 | Senary | 12132240 |
| 8 | Octal | 1360640 |
| 10 | Decimal | 385440 |
| 12 | Duodecimal | 167080 |
| 16 | Hexadecimal | 5e1a0 |
| 20 | Vigesimal | 283c0 |
| 36 | Base36 | 89eo |
Cryptographic Hash Functions
| md5 | 1cc7df585769791a5a4028abf36af4f5 |
|---|---|
| sha1 | f357e8c1123acbf287f470c23ce582edb163527b |
| sha256 | a5c7bc4398eda968d8d111dc309d0164324e6ee677d5398559593a2d65e4905a |
| sha512 | 65e87945481a72310d548fa16c927ac8dce075e15c40c9da0389271089fb668363d3b47d77ac3bf3483ef4cf453549c1ae942888f3dfd3b606df00dc3e9bb8a2 |
| ripemd-160 | 18ab9f22cdbdc980a63dca6bff623e5e02aecd4c |
385440 as geometric shapes
Circle
Radius = n| Diameter | 770880 |
|---|---|
| Circumference | 2421790.9447993 |
| Area | 466727550881.72 |
Sphere
Radius = n| Volume | 2.3986062294913E+17 |
|---|---|
| Surface area | 1866910203526.9 |
| Circumference | 2421790.9447993 |
Square
Length = n| Perimeter | 1541760 |
|---|---|
| Area | 148563993600 |
| Diagonal | 545094.47548109 |
Cube
Length = n| Surface area | 891383961600 |
|---|---|
| Volume | 57262505693184000 |
| Space diagonal | 667601.66326935 |
Equilateral Triangle
Length = n| Perimeter | 1156320 |
|---|---|
| Area | 64330096272.634 |
| Altitude | 333800.83163467 |
Triangular Pyramid
Length = n| Surface area | 64330096272.634 |
|---|---|
| Volume | 6.7484510138973E+15 |
| Height | 181698.1584937 |