393428894 (number)
393428894 is an even 9-digits composite number following 393428893 and preceding 393428895. In scientific notation, it is written as 3.93428894 × 10^8. The sum of its digits is 50. It has a total of 5 prime factors and 32 positive divisors. There are 189352800 positive integers (up to 393428894) that are relatively prime to 393428894.
Interesting facts
- 393428894 has 32 divisors, whose sum is 612817920
- The reverse of 393428894 is 498824393
- Previous prime number is 131
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 50
- Digital Root 5
Name
Name | three hundred ninety-three million four hundred twenty-eight thousand eight hundred ninety-four |
---|
Notation
Scientific notation | 3.93428894 × 10^8 |
---|---|
Engineering notation | 3.93428894 × 10^6 |
Prime Factorization of 393428894
Prime Factorization 2 × 61 × 239 × 131 × 103
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 5 | Total number of prime factors |
rad | Radical | 393428894 | Product of the distinct prime numbers |
The prime factorization of 393428894 is 2 × 61 × 239 × 131 × 103. Since it has a total of 5 prime factors.
Most popular turbo-numbers
Basic calculations (n = 393428894)
Multiplication
n×yn×2 | 786857788 |
---|---|
n×3 | 1180286682 |
n×4 | 1573715576 |
n×5 | 1967144470 |
Division
n÷yn÷2 | 196714447 |
---|---|
n÷3 | 131142964.66667 |
n÷3 | 98357223.5 |
n÷5 | 78685778.8 |
Exponentiation
nyn2 | 154786294634063236 |
---|---|
n3 | 6.0897400704238E+25 |
n4 | 2.3958797006543E+34 |
n5 | 9.4260830078547E+42 |
Nth Root
y√n2√n | 19835.04207205 |
---|---|
3√n | 732.74930860736 |
4√n | 140.83693433205 |
5√n | 52.35681873328 |
Divisors of 393428894
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 | -393428893 | 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 393428894 can be divided by 32 positive divisors. The sum of these divisors (counting 393428894) is 1, the average is 0.03125.
Base conversion 393428894
Base | System | Value |
---|---|---|
2 | Binary | 10111011100110011111110011110 |
3 | Ternary | 1000102022020222112 |
4 | Quaternary | 113130303332132 |
5 | Quinary | 1301204211034 |
6 | Senary | 103012314022 |
8 | Octal | 2734637636 |
10 | Decimal | 393428894 |
12 | Duodecimal | ab912912 |
16 | Hexadecimal | 17733f9e |
20 | Vigesimal | 62iic4e |
36 | Base36 | 6i8joe |
Cryptographic Hash Functions
md5 | 98a329d64e975b472cc4c8e37264446a |
---|---|
sha1 | ca9077767f53ea708518a6dec01d3cee74b5bda5 |
sha256 | a04ccfb317f54d24733555db5a04a79251fd58bda316e87926d83702d91ec178 |
sha512 | 199f108f9f57fa55dc113f84cebd2737309442648913f1b8bf259ef75102593aada92e58f4bca8627f31e43f35d3d4022503981db7067f8970bf50960b4b19c5 |
ripemd-160 | 8ffbd35569cb2b1b7ddc0997be85bdae86055ca1 |
393428894 as geometric shapes
Circle
Radius = nDiameter | 786857788 |
---|---|
Circumference | 2471986646.2007 |
Area | 4.8627548609876E+17 |
Sphere
Radius = nVolume | 2.5508643556686E+26 |
---|---|
Surface area | 1.945101944395E+18 |
Circumference | 2471986646.2007 |
Square
Length = nPerimeter | 1573715576 |
---|---|
Area | 154786294634063236 |
Diagonal | 556392477.72425 |
Cube
Length = nSurface area | 928717767804379416 |
---|---|
Volume | 6.0897400704238E+25 |
Space diagonal | 681438833.57363 |
Equilateral Triangle
Length = nPerimeter | 1180286682 |
---|---|
Area | 6.7024431655381E+16 |
Altitude | 340719416.78682 |
Triangular Pyramid
Length = nSurface area | 6.7024431655381E+16 |
---|---|
Volume | 7.1768274991001E+24 |
Height | 185464159.24142 |