820123242 (number)
820123242 is an even 9-digits composite number following 820123241 and preceding 820123243. In scientific notation, it is written as 8.20123242 × 10^8. The sum of its digits is 24. It has a total of 5 prime factors and 32 positive divisors. There are 271405680 positive integers (up to 820123242) that are relatively prime to 820123242.
Interesting facts
- 820123242 has 32 divisors, whose sum is 1652106240
- The reverse of 820123242 is 242321028
- Previous prime number is 239
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 24
- Digital Root 6
Name
Name | eight hundred twenty million one hundred twenty-three thousand two hundred forty-two |
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Notation
Scientific notation | 8.20123242 × 10^8 |
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Engineering notation | 8.20123242 × 10^6 |
Prime Factorization of 820123242
Prime Factorization 2 × 3 × 1291 × 239 × 443
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 5 | Total number of prime factors |
rad | Radical | 820123242 | Product of the distinct prime numbers |
The prime factorization of 820123242 is 2 × 3 × 1291 × 239 × 443. Since it has a total of 5 prime factors.
Most popular turbo-numbers
Basic calculations (n = 820123242)
Multiplication
n×yn×2 | 1640246484 |
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n×3 | 2460369726 |
n×4 | 3280492968 |
n×5 | 4100616210 |
Division
n÷yn÷2 | 410061621 |
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n÷3 | 273374414 |
n÷3 | 205030810.5 |
n÷5 | 164024648.4 |
Exponentiation
nyn2 | 672602132068590564 |
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n3 | 5.516166411282E+26 |
n4 | 4.5239362806321E+35 |
n5 | 3.7101852890735E+44 |
Nth Root
y√n2√n | 28637.793944367 |
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3√n | 936.03705155032 |
4√n | 169.22704850102 |
5√n | 60.642322257883 |
Divisors of 820123242
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 | -820123241 | 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 820123242 can be divided by 32 positive divisors. The sum of these divisors (counting 820123242) is 1, the average is 0.03125.
Base conversion 820123242
Base | System | Value |
---|---|---|
2 | Binary | 110000111000100001011001101010 |
3 | Ternary | 2010011012120120220 |
4 | Quaternary | 300320201121222 |
5 | Quinary | 3134422420432 |
6 | Senary | 213214030510 |
8 | Octal | 6070413152 |
10 | Decimal | 820123242 |
12 | Duodecimal | 1aa7a8436 |
16 | Hexadecimal | 30e2166a |
20 | Vigesimal | cg5f822 |
36 | Base36 | dka356 |
Cryptographic Hash Functions
md5 | 424621a92f0fbec85a6e670ef2ec3b30 |
---|---|
sha1 | 1cde1bc6ae90c08caaaf545761d5e74ec926aa8c |
sha256 | 67898cff6bab0d9372ed7ba07ea5efc333309ecd02ae2dd4ff5001b9110e9f2f |
sha512 | 37f554a887a652c4706802673ddf8a97aed19c1573c6319c69988031af0208f673e4c9977f6005fa51e6ed6497e944e99ba8a62cd6067c57f340f9390a1ddf8c |
ripemd-160 | 49e551e617989dad17ce31d9a1abc6a3f5e3f50c |
820123242 as geometric shapes
Circle
Radius = nDiameter | 1640246484 |
---|---|
Circumference | 5152986304.2109 |
Area | 2.1130419168955E+18 |
Sphere
Radius = nVolume | 2.310606383155E+27 |
---|---|
Surface area | 8.4521676675821E+18 |
Circumference | 5152986304.2109 |
Square
Length = nPerimeter | 3280492968 |
---|---|
Area | 672602132068590564 |
Diagonal | 1159829411.6538 |
Cube
Length = nSurface area | 4035612792411543384 |
---|---|
Volume | 5.516166411282E+26 |
Space diagonal | 1420495123.6121 |
Equilateral Triangle
Length = nPerimeter | 2460369726 |
---|---|
Area | 2.9124526650549E+17 |
Altitude | 710247561.80605 |
Triangular Pyramid
Length = nSurface area | 2.9124526650549E+17 |
---|---|
Volume | 6.500864459285E+25 |
Height | 386609803.8846 |