72642912 (number)
72642912 is an even 8-digits composite number following 72642911 and preceding 72642913. In scientific notation, it is written as 7.2642912 × 10^7. The sum of its digits is 33. It has a total of 9 prime factors and 96 positive divisors. There are 23052288 positive integers (up to 72642912) that are relatively prime to 72642912.
Interesting facts
- 72642912 has 96 divisors, whose sum is 200037600
- The reverse of 72642912 is 21924627
- Previous prime number is 97
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 33
- Digital Root 6
Name
Name | seventy-two million six hundred forty-two thousand nine hundred twelve |
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Notation
Scientific notation | 7.2642912 × 10^7 |
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Engineering notation | 7.2642912 × 10^6 |
Prime Factorization of 72642912
Prime Factorization 2 × 2 × 2 × 2 × 2 × 3 × 29 × 97 × 269
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 9 | Total number of prime factors |
rad | Radical | 4540182 | Product of the distinct prime numbers |
The prime factorization of 72642912 is 2 × 2 × 2 × 2 × 2 × 3 × 29 × 97 × 269. Since it has a total of 9 prime factors.
Most popular turbo-numbers
Basic calculations (n = 72642912)
Multiplication
n×yn×2 | 145285824 |
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n×3 | 217928736 |
n×4 | 290571648 |
n×5 | 363214560 |
Division
n÷yn÷2 | 36321456 |
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n÷3 | 24214304 |
n÷3 | 18160728 |
n÷5 | 14528582.4 |
Exponentiation
nyn2 | 5276992663839744 |
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n3 | 3.8333611370396E+23 |
n4 | 2.7846651574218E+31 |
n5 | 2.0228618598006E+39 |
Nth Root
y√n2√n | 8523.0811330176 |
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3√n | 417.25134798862 |
4√n | 92.320534730999 |
5√n | 37.345531875119 |
Divisors of 72642912
96 divisors
τ | Total Divisors | 96 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -72642911 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.010416666666667 | 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 | 96 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 72642912 can be divided by 96 positive divisors. The sum of these divisors (counting 72642912) is 1, the average is 0.010416666666667.
Base conversion 72642912
Base | System | Value |
---|---|---|
2 | Binary | 100010101000111000101100000 |
3 | Ternary | 12001200122100020 |
4 | Quaternary | 10111013011200 |
5 | Quinary | 122044033122 |
6 | Senary | 11112553440 |
8 | Octal | 425070540 |
10 | Decimal | 72642912 |
12 | Duodecimal | 203b2880 |
16 | Hexadecimal | 4547160 |
20 | Vigesimal | 12e075c |
36 | Base36 | 178zmo |
Cryptographic Hash Functions
md5 | 4dac29aefc8887f9e5b783cebff34e63 |
---|---|
sha1 | 94227df431e9e52ddc820ecc4097f07830f04e9a |
sha256 | 2d7b7274d043690e6dc76b77958c468042a311474a647b529b5829cc030b226c |
sha512 | 805509c2f5c787cf55ee20f96029e2d120a132c6750557ed36df9c5f09389b37d15eec005a9f2f45c6b0f4568027775d7483fd56aaa4d9af220c392031d9bafb |
ripemd-160 | a1c0e23bd125df1c826df78954528fec7e379093 |
72642912 as geometric shapes
Circle
Radius = nDiameter | 145285824 |
---|---|
Circumference | 456428877.34914 |
Area | 1.6578161385766E+16 |
Sphere
Radius = nVolume | 1.605714558224E+24 |
---|---|
Surface area | 6.6312645543065E+16 |
Circumference | 456428877.34914 |
Square
Length = nPerimeter | 290571648 |
---|---|
Area | 5276992663839744 |
Diagonal | 102732591.36068 |
Cube
Length = nSurface area | 31661955983038464 |
---|---|
Volume | 3.8333611370396E+23 |
Space diagonal | 125821214.39375 |
Equilateral Triangle
Length = nPerimeter | 217928736 |
---|---|
Area | 2.2850048512347E+15 |
Altitude | 62910607.196877 |
Triangular Pyramid
Length = nSurface area | 2.2850048512347E+15 |
---|---|
Volume | 4.5176594245627E+22 |
Height | 34244197.120225 |