1381856 (number)
1381856 is an even 7-digits composite number following 1381855 and preceding 1381857. In scientific notation, it is written as 1.381856 × 10^6. The sum of its digits is 32. It has a total of 8 prime factors and 48 positive divisors. There are 570240 positive integers (up to 1381856) that are relatively prime to 1381856.
Interesting facts
- 1381856 has 48 divisors, whose sum is 3225600
- The reverse of 1381856 is 6581831
- Previous prime number is 31
Basic properties
- Is Prime? no
- Number parity even
- Number length 7
- Sum of Digits 32
- Digital Root 5
Name
| Name | one million three hundred eighty-one thousand eight hundred fifty-six |
|---|
Notation
| Scientific notation | 1.381856 × 10^6 |
|---|---|
| Engineering notation | 1.381856 × 10^6 |
Prime Factorization of 1381856
Prime Factorization 2 × 2 × 2 × 2 × 2 × 7 × 31 × 199
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 8 | Total number of prime factors |
| rad | Radical | 86366 | Product of the distinct prime numbers |
The prime factorization of 1381856 is 2 × 2 × 2 × 2 × 2 × 7 × 31 × 199. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 1381856)
Multiplication
n×y| n×2 | 2763712 |
|---|---|
| n×3 | 4145568 |
| n×4 | 5527424 |
| n×5 | 6909280 |
Division
n÷y| n÷2 | 690928 |
|---|---|
| n÷3 | 460618.66666667 |
| n÷3 | 345464 |
| n÷5 | 276371.2 |
Exponentiation
ny| n2 | 1909526004736 |
|---|---|
| n3 | 2638689966800470016 |
| n4 | 3.646289562763E+24 |
| n5 | 5.0386471100415E+30 |
Nth Root
y√n| 2√n | 1175.5237130743 |
|---|---|
| 3√n | 111.38351768025 |
| 4√n | 34.285911291291 |
| 5√n | 16.908012402164 |
Divisors of 1381856
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 | -1381855 | 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 1381856 can be divided by 48 positive divisors. The sum of these divisors (counting 1381856) is 1, the average is 0.020833333333333.
Base conversion 1381856
| Base | System | Value |
|---|---|---|
| 2 | Binary | 101010001010111100000 |
| 3 | Ternary | 2121012112212 |
| 4 | Quaternary | 11101113200 |
| 5 | Quinary | 323204411 |
| 6 | Senary | 45341252 |
| 8 | Octal | 5212740 |
| 10 | Decimal | 1381856 |
| 12 | Duodecimal | 567828 |
| 16 | Hexadecimal | 1515e0 |
| 20 | Vigesimal | 8cecg |
| 36 | Base36 | tm8w |
Cryptographic Hash Functions
| md5 | 18fdb1612eb65f1e44772d98ed11e35f |
|---|---|
| sha1 | 01ffd33f19a4d42813f6b6b9488e5addb3377b8a |
| sha256 | 38d65f78fe1cad8e087818b68bfaeea1f60141c91f8887a436948c03d180bf85 |
| sha512 | 55506f629e468c687f528fac2cb2f64bc50d81b3dec96d7e8630a58a31af90ca073422aceb2c3b318157237210316ad3d9d667f46cca17f3554ab6e0d834bd14 |
| ripemd-160 | d66943f4485049079ad62c370d43a5ecaff1317d |
1381856 as geometric shapes
Circle
Radius = n| Diameter | 2763712 |
|---|---|
| Circumference | 8682457.315838 |
| Area | 5998952868317.3 |
Sphere
Radius = n| Volume | 1.1052918686402E+19 |
|---|---|
| Surface area | 23995811473269 |
| Circumference | 8682457.315838 |
Square
Length = n| Perimeter | 5527424 |
|---|---|
| Area | 1909526004736 |
| Diagonal | 1954239.4964466 |
Cube
Length = n| Surface area | 11457156028416 |
|---|---|
| Volume | 2638689966800470016 |
| Space diagonal | 2393444.8007439 |
Equilateral Triangle
Length = n| Perimeter | 4145568 |
|---|---|
| Area | 826849014644.19 |
| Altitude | 1196722.4003719 |
Triangular Pyramid
Length = n| Surface area | 826849014644.19 |
|---|---|
| Volume | 3.1097259482892E+17 |
| Height | 651413.16548221 |