820123240 (number)
820123240 is an even 9-digits composite number following 820123239 and preceding 820123241. In scientific notation, it is written as 8.20123240 × 10^8. The sum of its digits is 22. It has a total of 6 prime factors and 32 positive divisors. There are 326491200 positive integers (up to 820123240) that are relatively prime to 820123240.
Interesting facts
- 820123240 has 32 divisors, whose sum is 1854041760
- The reverse of 820123240 is 042321028
- Previous prime number is 211
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 22
- Digital Root 4
Name
Name | eight hundred twenty million one hundred twenty-three thousand two hundred forty |
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Notation
Scientific notation | 8.20123240 × 10^8 |
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Engineering notation | 8.20123240 × 10^6 |
Prime Factorization of 820123240
Prime Factorization 2 × 2 × 2 × 5 × 211 × 97171
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 205030810 | Product of the distinct prime numbers |
The prime factorization of 820123240 is 2 × 2 × 2 × 5 × 211 × 97171. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 820123240)
Multiplication
n×yn×2 | 1640246480 |
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n×3 | 2460369720 |
n×4 | 3280492960 |
n×5 | 4100616200 |
Division
n÷yn÷2 | 410061620 |
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n÷3 | 273374413.33333 |
n÷3 | 205030810 |
n÷5 | 164024648 |
Exponentiation
nyn2 | 672602128788097600 |
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n3 | 5.5161663709259E+26 |
n4 | 4.5239362365028E+35 |
n5 | 3.7101852438341E+44 |
Nth Root
y√n2√n | 28637.793909448 |
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3√n | 936.03705078942 |
4√n | 169.22704839785 |
5√n | 60.642322228306 |
Divisors of 820123240
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 | -820123239 | 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 820123240 can be divided by 32 positive divisors. The sum of these divisors (counting 820123240) is 1, the average is 0.03125.
Base conversion 820123240
Base | System | Value |
---|---|---|
2 | Binary | 110000111000100001011001101000 |
3 | Ternary | 2010011012120120211 |
4 | Quaternary | 300320201121220 |
5 | Quinary | 3134422420430 |
6 | Senary | 213214030504 |
8 | Octal | 6070413150 |
10 | Decimal | 820123240 |
12 | Duodecimal | 1aa7a8434 |
16 | Hexadecimal | 30e21668 |
20 | Vigesimal | cg5f820 |
36 | Base36 | dka354 |
Cryptographic Hash Functions
md5 | ce5186a673b20cd81feee894b71ff22f |
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sha1 | 1cb2f655107ae9206495a666e70aec939ebd10d8 |
sha256 | db0eafc399be9e9f65b3fba5a92fa3cf85f1110b0143b4fa975729dea7582090 |
sha512 | 5a2a254d963920c028d527c2b3285e3c9cc4f807ac30358903c9b327f7c0470aa6722c193e6d5cf1caeb661e107f4a514a816345e5d9f5d378b3027197fb08e0 |
ripemd-160 | d764d41848924332312bea8159a0030dbfbfd0f3 |
820123240 as geometric shapes
Circle
Radius = nDiameter | 1640246480 |
---|---|
Circumference | 5152986291.6445 |
Area | 2.1130419065895E+18 |
Sphere
Radius = nVolume | 2.3106063662507E+27 |
---|---|
Surface area | 8.4521676263582E+18 |
Circumference | 5152986291.6445 |
Square
Length = nPerimeter | 3280492960 |
---|---|
Area | 672602128788097600 |
Diagonal | 1159829408.8254 |
Cube
Length = nSurface area | 4035612772728585600 |
---|---|
Volume | 5.5161663709259E+26 |
Space diagonal | 1420495120.148 |
Equilateral Triangle
Length = nPerimeter | 2460369720 |
---|---|
Area | 2.9124526508499E+17 |
Altitude | 710247560.074 |
Triangular Pyramid
Length = nSurface area | 2.9124526508499E+17 |
---|---|
Volume | 6.5008644117248E+25 |
Height | 386609802.94179 |