381489072 (number)
381489072 is an even 9-digits composite number following 381489071 and preceding 381489073. In scientific notation, it is written as 3.81489072 × 10^8. The sum of its digits is 42. It has a total of 7 prime factors and 40 positive divisors. There are 127056960 positive integers (up to 381489072) that are relatively prime to 381489072.
Interesting facts
- 381489072 has 40 divisors, whose sum is 986335680
- The reverse of 381489072 is 270984183
- Previous prime number is 1571
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 42
- Digital Root 6
Name
Name | three hundred eighty-one million four hundred eighty-nine thousand seventy-two |
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Notation
Scientific notation | 3.81489072 × 10^8 |
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Engineering notation | 3.81489072 × 10^6 |
Prime Factorization of 381489072
Prime Factorization 2 × 2 × 2 × 2 × 3 × 1571 × 5059
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 47686134 | Product of the distinct prime numbers |
The prime factorization of 381489072 is 2 × 2 × 2 × 2 × 3 × 1571 × 5059. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 381489072)
Multiplication
n×yn×2 | 762978144 |
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n×3 | 1144467216 |
n×4 | 1525956288 |
n×5 | 1907445360 |
Division
n÷yn÷2 | 190744536 |
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n÷3 | 127163024 |
n÷3 | 95372268 |
n÷5 | 76297814.4 |
Exponentiation
nyn2 | 145533912055421184 |
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n3 | 5.5519597054552E+25 |
n4 | 2.1180119558155E+34 |
n5 | 8.0799841550896E+42 |
Nth Root
y√n2√n | 19531.745236921 |
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3√n | 725.26051485973 |
4√n | 139.75602039598 |
5√n | 52.035103216794 |
Divisors of 381489072
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 | -381489071 | 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 381489072 can be divided by 40 positive divisors. The sum of these divisors (counting 381489072) is 1, the average is 0.025.
Base conversion 381489072
Base | System | Value |
---|---|---|
2 | Binary | 10110101111010000111110110000 |
3 | Ternary | 222120211122121220 |
4 | Quaternary | 112233100332300 |
5 | Quinary | 1240130122242 |
6 | Senary | 101504345040 |
8 | Octal | 2657207660 |
10 | Decimal | 381489072 |
12 | Duodecimal | a7915180 |
16 | Hexadecimal | 16bd0fb0 |
20 | Vigesimal | 5j462dc |
36 | Base36 | 6b4muo |
Cryptographic Hash Functions
md5 | 4f143e2d68522ae3c5d0d7d9bc57a406 |
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sha1 | 25ce24b40b237f10818c5ac29c12fc36af2454c8 |
sha256 | 86f3a33a0dd890ac8ad0149b582f0bd1a7e95e372e11447b781eb72fa17b0722 |
sha512 | 9044cac12979bf36d2d8a50fc06eeb3b344548846114125a7863791f4f93b4daefe502c6885ad5cc730f2e6bbbca1e5f9d9f34e83002fbb8e88bfe837560f4ee |
ripemd-160 | c7d325544ace5c9735e79e85bbdc8b2ab1b80d0c |
381489072 as geometric shapes
Circle
Radius = nDiameter | 762978144 |
---|---|
Circumference | 2396966532.04 |
Area | 4.5720826896149E+17 |
Sphere
Radius = nVolume | 2.325599443158E+26 |
---|---|
Surface area | 1.828833075846E+18 |
Circumference | 2396966532.04 |
Square
Length = nPerimeter | 1525956288 |
---|---|
Area | 145533912055421184 |
Diagonal | 539507019.51953 |
Cube
Length = nSurface area | 873203472332527104 |
---|---|
Volume | 5.5519597054552E+25 |
Space diagonal | 660758455.2363 |
Equilateral Triangle
Length = nPerimeter | 1144467216 |
---|---|
Area | 6.3018032476063E+16 |
Altitude | 330379227.61815 |
Triangular Pyramid
Length = nSurface area | 6.3018032476063E+16 |
---|---|
Volume | 6.5430472610031E+24 |
Height | 179835673.17318 |