1218448 (number)
1218448 is an even 7-digits composite number following 1218447 and preceding 1218449. In scientific notation, it is written as 1.218448 × 10^6. The sum of its digits is 28. It has a total of 7 prime factors and 40 positive divisors. There are 443520 positive integers (up to 1218448) that are relatively prime to 1218448.
Interesting facts
- 1218448 has 40 divisors, whose sum is 2821248
- The reverse of 1218448 is 8448121
- Previous prime number is 7
Basic properties
- Is Prime? no
- Number parity even
- Number length 7
- Sum of Digits 28
- Digital Root 1
Name
| Name | one million two hundred eighteen thousand four hundred forty-eight |
|---|
Notation
| Scientific notation | 1.218448 × 10^6 |
|---|---|
| Engineering notation | 1.218448 × 10^6 |
Prime Factorization of 1218448
Prime Factorization 2 × 2 × 2 × 2 × 473 × 7 × 23
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 152306 | Product of the distinct prime numbers |
The prime factorization of 1218448 is 2 × 2 × 2 × 2 × 473 × 7 × 23. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 1218448)
Multiplication
n×y| n×2 | 2436896 |
|---|---|
| n×3 | 3655344 |
| n×4 | 4873792 |
| n×5 | 6092240 |
Division
n÷y| n÷2 | 609224 |
|---|---|
| n÷3 | 406149.33333333 |
| n÷3 | 304612 |
| n÷5 | 243689.6 |
Exponentiation
ny| n2 | 1484615528704 |
|---|---|
| n3 | 1808926821718331392 |
| n4 | 2.2040832680691E+24 |
| n5 | 2.6855608498122E+30 |
Nth Root
y√n| 2√n | 1103.8333207509 |
|---|---|
| 3√n | 106.80764345601 |
| 4√n | 33.223987129045 |
| 5√n | 16.487750234332 |
Divisors of 1218448
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 | -1218447 | 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 1218448 can be divided by 40 positive divisors. The sum of these divisors (counting 1218448) is 1, the average is 0.025.
Base conversion 1218448
| Base | System | Value |
|---|---|---|
| 2 | Binary | 100101001011110010000 |
| 3 | Ternary | 2021220101201 |
| 4 | Quaternary | 10221132100 |
| 5 | Quinary | 302442243 |
| 6 | Senary | 42040544 |
| 8 | Octal | 4513620 |
| 10 | Decimal | 1218448 |
| 12 | Duodecimal | 4a9154 |
| 16 | Hexadecimal | 129790 |
| 20 | Vigesimal | 7c628 |
| 36 | Base36 | q45s |
Cryptographic Hash Functions
| md5 | 8960409849f1e38a00e18eff9f03bb16 |
|---|---|
| sha1 | 2b7f133305b22535870112766aabec6332eb12a2 |
| sha256 | a79296ac3a5577c9cdb9b27ba2afafe2947112aaacb48dd2733fff98dfe28753 |
| sha512 | 4a44cb2b6aa4716df36e78dbcdae1895d7c94a003726433e0422407573bb4f0c0429bee20b78ceae458711b91cbef18518cc1cbd0069febfcb813076b21cde73 |
| ripemd-160 | 11a9466b2376241c513e155a9cd30429519b624f |
1218448 as geometric shapes
Circle
Radius = n| Diameter | 2436896 |
|---|---|
| Circumference | 7655734.5711624 |
| Area | 4664057238381.8 |
Sphere
Radius = n| Volume | 7.5772149519891E+18 |
|---|---|
| Surface area | 18656228953527 |
| Circumference | 7655734.5711624 |
Square
Length = n| Perimeter | 4873792 |
|---|---|
| Area | 1484615528704 |
| Diagonal | 1723145.6866464 |
Cube
Length = n| Surface area | 8907693172224 |
|---|---|
| Volume | 1808926821718331392 |
| Space diagonal | 2110413.8423807 |
Equilateral Triangle
Length = n| Perimeter | 3655344 |
|---|---|
| Area | 642857381355.26 |
| Altitude | 1055206.9211903 |
Triangular Pyramid
Length = n| Surface area | 642857381355.26 |
|---|---|
| Volume | 2.1318407038454E+17 |
| Height | 574381.89554879 |