72809712 (number)
72809712 is an even 8-digits composite number following 72809711 and preceding 72809713. In scientific notation, it is written as 7.2809712 × 10^7. The sum of its digits is 36. It has a total of 7 prime factors and 40 positive divisors. There are 24269760 positive integers (up to 72809712) that are relatively prime to 72809712.
Interesting facts
- 72809712 has 40 divisors, whose sum is 208992080
- The reverse of 72809712 is 21790827
- Previous prime number is 3
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 36
- Digital Root 9
Name
Name | seventy-two million eight hundred nine thousand seven hundred twelve |
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Notation
Scientific notation | 7.2809712 × 10^7 |
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Engineering notation | 7.2809712 × 10^6 |
Prime Factorization of 72809712
Prime Factorization 2 × 2 × 2 × 2 × 9 × 3 × 168541
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 9101214 | Product of the distinct prime numbers |
The prime factorization of 72809712 is 2 × 2 × 2 × 2 × 9 × 3 × 168541. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 72809712)
Multiplication
n×yn×2 | 145619424 |
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n×3 | 218429136 |
n×4 | 291238848 |
n×5 | 364048560 |
Division
n÷yn÷2 | 36404856 |
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n÷3 | 24269904 |
n÷3 | 18202428 |
n÷5 | 14561942.4 |
Exponentiation
nyn2 | 5301254161522944 |
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n3 | 3.8598278873929E+23 |
n4 | 2.8103295685064E+31 |
n5 | 2.0461928650804E+39 |
Nth Root
y√n2√n | 8532.8607160788 |
---|---|
3√n | 417.57046296571 |
4√n | 92.373484918989 |
5√n | 37.36266643396 |
Divisors of 72809712
40 divisors
τ | Total Divisors | 40 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -72809711 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 72809712 can be divided by 40 positive divisors. The sum of these divisors (counting 72809712) is 1, the average is 0.025.
Base conversion 72809712
Base | System | Value |
---|---|---|
2 | Binary | 100010101101111110011110000 |
3 | Ternary | 12002000010011000 |
4 | Quaternary | 10111233303300 |
5 | Quinary | 122114402322 |
6 | Senary | 11120322000 |
8 | Octal | 425576360 |
10 | Decimal | 72809712 |
12 | Duodecimal | 20473300 |
16 | Hexadecimal | 456fcf0 |
20 | Vigesimal | 12f145c |
36 | Base36 | 17ckc0 |
Cryptographic Hash Functions
md5 | ef352e20ac0c152318eb2d16473eb7d9 |
---|---|
sha1 | eff6ef02d541d274771a749e3ff8fa7334f3527d |
sha256 | 45de28fa86c6c32cb596f044635012b2267f7d47c7cde388c6820297fa973a1a |
sha512 | 26fd71e02c88a6ffe2a1f5c2a0bf0f5238f8ddee3b06171baab6afe16d145d4c5ed254cfd42e737804231b8deb4152a9dd87fa0746c1c5c28e7aad0b48606bab |
ripemd-160 | b2cd1d0279deceb244883a38a9718bd770d17a02 |
72809712 as geometric shapes
Circle
Radius = nDiameter | 145619424 |
---|---|
Circumference | 457476912.65838 |
Area | 1.6654381128653E+16 |
Sphere
Radius = nVolume | 1.6168009246873E+24 |
---|---|
Surface area | 6.6617524514611E+16 |
Circumference | 457476912.65838 |
Square
Length = nPerimeter | 291238848 |
---|---|
Area | 5301254161522944 |
Diagonal | 102968482.18288 |
Cube
Length = nSurface area | 31807524969137664 |
---|---|
Volume | 3.8598278873929E+23 |
Space diagonal | 126110120.46846 |
Equilateral Triangle
Length = nPerimeter | 218429136 |
---|---|
Area | 2.2955103878984E+15 |
Altitude | 63055060.234229 |
Triangular Pyramid
Length = nSurface area | 2.2955103878984E+15 |
---|---|
Volume | 4.5488507889807E+22 |
Height | 34322827.394293 |