387432890 (number)
387432890 is an even 9-digits composite number following 387432889 and preceding 387432891. In scientific notation, it is written as 3.87432890 × 10^8. The sum of its digits is 44. It has a total of 5 prime factors and 32 positive divisors. There are 134636544 positive integers (up to 387432890) that are relatively prime to 387432890.
Interesting facts
- 387432890 has 32 divisors, whose sum is 795206160
- The reverse of 387432890 is 098234783
- Previous prime number is 13
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 44
- Digital Root 8
Name
Name | three hundred eighty-seven million four hundred thirty-two thousand eight hundred ninety |
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Notation
Scientific notation | 3.87432890 × 10^8 |
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Engineering notation | 3.87432890 × 10^6 |
Prime Factorization of 387432890
Prime Factorization 2 × 5 × 17 × 13 × 175309
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 5 | Total number of prime factors |
rad | Radical | 387432890 | Product of the distinct prime numbers |
The prime factorization of 387432890 is 2 × 5 × 17 × 13 × 175309. Since it has a total of 5 prime factors.
Most popular turbo-numbers
Basic calculations (n = 387432890)
Multiplication
n×yn×2 | 774865780 |
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n×3 | 1162298670 |
n×4 | 1549731560 |
n×5 | 1937164450 |
Division
n÷yn÷2 | 193716445 |
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n÷3 | 129144296.66667 |
n÷3 | 96858222.5 |
n÷5 | 77486578 |
Exponentiation
nyn2 | 150104244253752100 |
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n3 | 5.8155321152497E+25 |
n4 | 2.253128414299E+34 |
n5 | 8.7293605309298E+42 |
Nth Root
y√n2√n | 19683.315015515 |
---|---|
3√n | 729.00777814012 |
4√n | 140.2972380894 |
5√n | 52.196249358241 |
Divisors of 387432890
32 divisors
τ | Total Divisors | 32 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -387432889 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.03125 | 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 | 32 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 387432890 can be divided by 32 positive divisors. The sum of these divisors (counting 387432890) is 1, the average is 0.03125.
Base conversion 387432890
Base | System | Value |
---|---|---|
2 | Binary | 10111000101111100000110111010 |
3 | Ternary | 1000000000122000022 |
4 | Quaternary | 113011330012322 |
5 | Quinary | 1243140323030 |
6 | Senary | 102240010442 |
8 | Octal | 2705740672 |
10 | Decimal | 387432890 |
12 | Duodecimal | a9900a22 |
16 | Hexadecimal | 1717c1ba |
20 | Vigesimal | 611924a |
36 | Base36 | 6eo14q |
Cryptographic Hash Functions
md5 | 332ad63d192afc0b72a6988ed03cae95 |
---|---|
sha1 | 3e5825671beb48ad7c8487be790fb3dbbf06fda6 |
sha256 | 2d5dcde8760526c5eca269e13e45d6ec7fcd95f1747c691975f23825771361d8 |
sha512 | cb048523aef4fda84de8f2a3e7204890ba425130c4f496ad157227b440504677c4a179617cc5433372674ac19ef64f4d9956752a6f4d2ffed6da460f075bf9ce |
ripemd-160 | b62be71814eee09f6003f61399a1c9dfbf2759cf |
387432890 as geometric shapes
Circle
Radius = nDiameter | 774865780 |
---|---|
Circumference | 2434312641.9661 |
Area | 4.7156639102024E+17 |
Sphere
Radius = nVolume | 2.4360043959979E+26 |
---|---|
Surface area | 1.8862655640809E+18 |
Circumference | 2434312641.9661 |
Square
Length = nPerimeter | 1549731560 |
---|---|
Area | 150104244253752100 |
Diagonal | 547912847.5474 |
Cube
Length = nSurface area | 900625465522512600 |
---|---|
Volume | 5.8155321152497E+25 |
Space diagonal | 671053450.00324 |
Equilateral Triangle
Length = nPerimeter | 1162298670 |
---|---|
Area | 6.4997044369807E+16 |
Altitude | 335526725.00162 |
Triangular Pyramid
Length = nSurface area | 6.4997044369807E+16 |
---|---|
Volume | 6.8536703248354E+24 |
Height | 182637615.84913 |