820123400 (number)
820123400 is an even 9-digits composite number following 820123399 and preceding 820123401. In scientific notation, it is written as 8.20123400 × 10^8. The sum of its digits is 20. It has a total of 6 prime factors and 32 positive divisors. There are 327548480 positive integers (up to 820123400) that are relatively prime to 820123400.
Interesting facts
- 820123400 has 32 divisors, whose sum is 1601683200
- The reverse of 820123400 is 004321028
- Previous prime number is 743
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 20
- Digital Root 2
Name
Name | eight hundred twenty million one hundred twenty-three thousand four hundred |
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Notation
Scientific notation | 8.20123400 × 10^8 |
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Engineering notation | 8.20123400 × 10^6 |
Prime Factorization of 820123400
Prime Factorization 2 × 2 × 2 × 25 × 743 × 5519
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 205030850 | Product of the distinct prime numbers |
The prime factorization of 820123400 is 2 × 2 × 2 × 25 × 743 × 5519. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 820123400)
Multiplication
n×yn×2 | 1640246800 |
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n×3 | 2460370200 |
n×4 | 3280493600 |
n×5 | 4100617000 |
Division
n÷yn÷2 | 410061700 |
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n÷3 | 273374466.66667 |
n÷3 | 205030850 |
n÷5 | 164024680 |
Exponentiation
nyn2 | 672602391227560000 |
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n3 | 5.5161695994168E+26 |
n4 | 4.5239397668503E+35 |
n5 | 3.7101888629845E+44 |
Nth Root
y√n2√n | 28637.796702959 |
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3√n | 936.03711166073 |
4√n | 169.22705665159 |
5√n | 60.64232459448 |
Divisors of 820123400
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 | -820123399 | 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 820123400 can be divided by 32 positive divisors. The sum of these divisors (counting 820123400) is 1, the average is 0.03125.
Base conversion 820123400
Base | System | Value |
---|---|---|
2 | Binary | 110000111000100001011100001000 |
3 | Ternary | 2010011012120210202 |
4 | Quaternary | 300320201130020 |
5 | Quinary | 3134422422100 |
6 | Senary | 213214031332 |
8 | Octal | 6070413410 |
10 | Decimal | 820123400 |
12 | Duodecimal | 1aa7a8548 |
16 | Hexadecimal | 30e21708 |
20 | Vigesimal | cg5f8a0 |
36 | Base36 | dka39k |
Cryptographic Hash Functions
md5 | 8721009c9168cf47dcc839afab9f1814 |
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sha1 | 5ad86f21b68ecd2c50236dc2ce98e72b0237e162 |
sha256 | c8b31838c4d077c9cd79f9bd8e1b883291d70179c892212fd32fe8211b633692 |
sha512 | f4f23b921631693c0b24e59a5a21b7558585e0206d0bfbec3942dcc736846fb05afc6bcff4e1b80c93c57b6e320f160034bf6d9e8c72aa1eb2d120bce5b767df |
ripemd-160 | e37752b646ff2323195f6d9a799cedba50096b50 |
820123400 as geometric shapes
Circle
Radius = nDiameter | 1640246800 |
---|---|
Circumference | 5152987296.9542 |
Area | 2.1130427310674E+18 |
Sphere
Radius = nVolume | 2.3106077185977E+27 |
---|---|
Surface area | 8.4521709242697E+18 |
Circumference | 5152987296.9542 |
Square
Length = nPerimeter | 3280493600 |
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Area | 672602391227560000 |
Diagonal | 1159829635.0995 |
Cube
Length = nSurface area | 4035614347365360000 |
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Volume | 5.5161695994168E+26 |
Space diagonal | 1420495397.2761 |
Equilateral Triangle
Length = nPerimeter | 2460370200 |
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Area | 2.9124537872461E+17 |
Altitude | 710247698.63807 |
Triangular Pyramid
Length = nSurface area | 2.9124537872461E+17 |
---|---|
Volume | 6.5008682165378E+25 |
Height | 386609878.36651 |