1381520 (number)
1381520 is an even 7-digits composite number following 1381519 and preceding 1381521. In scientific notation, it is written as 1.381520 × 10^6. The sum of its digits is 20. It has a total of 7 prime factors and 40 positive divisors. There are 473472 positive integers (up to 1381520) that are relatively prime to 1381520.
Interesting facts
- 1381520 has 40 divisors, whose sum is 3672384
- The reverse of 1381520 is 0251831
- Previous prime number is 7
Basic properties
- Is Prime? no
- Number parity even
- Number length 7
- Sum of Digits 20
- Digital Root 2
Name
| Name | one million three hundred eighty-one thousand five hundred twenty |
|---|
Notation
| Scientific notation | 1.381520 × 10^6 |
|---|---|
| Engineering notation | 1.381520 × 10^6 |
Prime Factorization of 1381520
Prime Factorization 2 × 2 × 2 × 2 × 5 × 7 × 2467
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 172690 | Product of the distinct prime numbers |
The prime factorization of 1381520 is 2 × 2 × 2 × 2 × 5 × 7 × 2467. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 1381520)
Multiplication
n×y| n×2 | 2763040 |
|---|---|
| n×3 | 4144560 |
| n×4 | 5526080 |
| n×5 | 6907600 |
Division
n÷y| n÷2 | 690760 |
|---|---|
| n÷3 | 460506.66666667 |
| n÷3 | 345380 |
| n÷5 | 276304 |
Exponentiation
ny| n2 | 1908597510400 |
|---|---|
| n3 | 2636765632567808000 |
| n4 | 3.6427444567051E+24 |
| n5 | 5.0325243218272E+30 |
Nth Root
y√n| 2√n | 1175.3807893615 |
|---|---|
| 3√n | 111.3744892683 |
| 4√n | 34.283826935765 |
| 5√n | 16.907190081345 |
Divisors of 1381520
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 | -1381519 | 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 1381520 can be divided by 40 positive divisors. The sum of these divisors (counting 1381520) is 1, the average is 0.025.
Base conversion 1381520
| Base | System | Value |
|---|---|---|
| 2 | Binary | 101010001010010010000 |
| 3 | Ternary | 2121012002102 |
| 4 | Quaternary | 11101102100 |
| 5 | Quinary | 323202040 |
| 6 | Senary | 45335532 |
| 8 | Octal | 5212220 |
| 10 | Decimal | 1381520 |
| 12 | Duodecimal | 5675a8 |
| 16 | Hexadecimal | 151490 |
| 20 | Vigesimal | 8cdg0 |
| 36 | Base36 | tlzk |
Cryptographic Hash Functions
| md5 | c7c6129146ceb66903565d72e45099ae |
|---|---|
| sha1 | fa51fa9e9dfccd7a75cee354e3bcb02bf3187bfc |
| sha256 | 2f17b4a385875f62a5d367b6334451c5bc4e9305d4d5e82dfe20b8334eb45025 |
| sha512 | ba902feeed0d25023797334ab98e14a651568a128a22dddd83e5f11bf652c70202d34f21a979d3852c4caf9787a5eece801708d6e0eccd7e4ebc251f12a60535 |
| ripemd-160 | e3009db5b53588ac38fa8e6657d619ab87360eba |
1381520 as geometric shapes
Circle
Radius = n| Diameter | 2763040 |
|---|---|
| Circumference | 8680346.1655747 |
| Area | 5996035917332.4 |
Sphere
Radius = n| Volume | 1.1044858054017E+19 |
|---|---|
| Surface area | 23984143669330 |
| Circumference | 8680346.1655747 |
Square
Length = n| Perimeter | 5526080 |
|---|---|
| Area | 1908597510400 |
| Diagonal | 1953764.3206897 |
Cube
Length = n| Surface area | 11451585062400 |
|---|---|
| Volume | 2636765632567808000 |
| Space diagonal | 2392862.8316726 |
Equilateral Triangle
Length = n| Perimeter | 4144560 |
|---|---|
| Area | 826446964803.07 |
| Altitude | 1196431.4158363 |
Triangular Pyramid
Length = n| Surface area | 826446964803.07 |
|---|---|
| Volume | 3.1074580986472E+17 |
| Height | 651254.77356323 |