381888 (number)
381888 is an even 6-digits composite number following 381887 and preceding 381889. In scientific notation, it is written as 3.81888 × 10^5. The sum of its digits is 36. It has a total of 9 prime factors and 56 positive divisors. There are 110592 positive integers (up to 381888) that are relatively prime to 381888.
Interesting facts
- 381888 has 56 divisors, whose sum is 1095248
- The reverse of 381888 is 888183
- Previous prime number is 153
Basic properties
- Is Prime? no
- Number parity even
- Number length 6
- Sum of Digits 36
- Digital Root 9
Name
Name | three hundred eighty-one thousand eight hundred eighty-eight |
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Notation
Scientific notation | 3.81888 × 10^5 |
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Engineering notation | 3.81888 × 10^3 |
Prime Factorization of 381888
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 3 × 153 × 13
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 9 | Total number of prime factors |
rad | Radical | 11934 | Product of the distinct prime numbers |
The prime factorization of 381888 is 2 × 2 × 2 × 2 × 2 × 2 × 3 × 153 × 13. Since it has a total of 9 prime factors.
Most popular turbo-numbers
Basic calculations (n = 381888)
Multiplication
n×yn×2 | 763776 |
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n×3 | 1145664 |
n×4 | 1527552 |
n×5 | 1909440 |
Division
n÷yn÷2 | 190944 |
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n÷3 | 127296 |
n÷3 | 95472 |
n÷5 | 76377.6 |
Exponentiation
nyn2 | 145838444544 |
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n3 | 55693951910019072 |
n4 | 2.1268851907013E+22 |
n5 | 8.1223193170655E+27 |
Nth Root
y√n2√n | 617.97087310002 |
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3√n | 72.55132315215 |
4√n | 24.859019954536 |
5√n | 13.073359454876 |
Divisors of 381888
56 divisors
τ | Total Divisors | 56 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -381887 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.017857142857143 | 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 | 56 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 381888 can be divided by 56 positive divisors. The sum of these divisors (counting 381888) is 1, the average is 0.017857142857143.
Base conversion 381888
Base | System | Value |
---|---|---|
2 | Binary | 1011101001111000000 |
3 | Ternary | 201101212000 |
4 | Quaternary | 1131033000 |
5 | Quinary | 44210023 |
6 | Senary | 12104000 |
8 | Octal | 1351700 |
10 | Decimal | 381888 |
12 | Duodecimal | 165000 |
16 | Hexadecimal | 5d3c0 |
20 | Vigesimal | 27ee8 |
36 | Base36 | 86o0 |
Cryptographic Hash Functions
md5 | 7fb5337e698bc5a843d7bb5dd5498b5c |
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sha1 | da6cd0cf96ac888da715e4d558d481eb81bcefbe |
sha256 | 3f519f95cdf878cef7ca623d4dae8e46a36c25023f8f39588f510ffd86405f1c |
sha512 | 9f0eb5368b50c2dda05d4b43a5297356390cca5fa7c4aea9d1b4f085a637f2708f96be112a00c96da35f37b30704f8184ccad12935507b23f222d9e32ab3618b |
ripemd-160 | 2e093b5d412b189d8ddf37eef010a0cdba847f69 |
381888 as geometric shapes
Circle
Radius = nDiameter | 763776 |
---|---|
Circumference | 2399473.0705882 |
Area | 458164985990.39 |
Sphere
Radius = nVolume | 2.3329028022653E+17 |
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Surface area | 1832659943961.6 |
Circumference | 2399473.0705882 |
Square
Length = nPerimeter | 1527552 |
---|---|
Area | 145838444544 |
Diagonal | 540071.18890754 |
Cube
Length = nSurface area | 875030667264 |
---|---|
Volume | 55693951910019072 |
Space diagonal | 661449.41880086 |
Equilateral Triangle
Length = nPerimeter | 1145664 |
---|---|
Area | 63149898911.756 |
Altitude | 330724.70940043 |
Triangular Pyramid
Length = nSurface area | 63149898911.756 |
---|---|
Volume | 6.5635951777753E+15 |
Height | 180023.72963585 |