66745488 (number)
66745488 is an even 8-digits composite number following 66745487 and preceding 66745489. In scientific notation, it is written as 6.6745488 × 10^7. The sum of its digits is 48. It has a total of 7 prime factors and 40 positive divisors. There are 22176000 positive integers (up to 66745488) that are relatively prime to 66745488.
Interesting facts
- 66745488 has 40 divisors, whose sum is 172987936
- The reverse of 66745488 is 88454766
- Previous prime number is 331
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 48
- Digital Root 3
Name
Name | sixty-six million seven hundred forty-five thousand four hundred eighty-eight |
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Notation
Scientific notation | 6.6745488 × 10^7 |
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Engineering notation | 6.6745488 × 10^6 |
Prime Factorization of 66745488
Prime Factorization 2 × 2 × 2 × 2 × 3 × 331 × 4201
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 8343186 | Product of the distinct prime numbers |
The prime factorization of 66745488 is 2 × 2 × 2 × 2 × 3 × 331 × 4201. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 66745488)
Multiplication
n×yn×2 | 133490976 |
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n×3 | 200236464 |
n×4 | 266981952 |
n×5 | 333727440 |
Division
n÷yn÷2 | 33372744 |
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n÷3 | 22248496 |
n÷3 | 16686372 |
n÷5 | 13349097.6 |
Exponentiation
nyn2 | 4454960168358144 |
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n3 | 2.9734849045763E+23 |
n4 | 1.9846670101658E+31 |
n5 | 1.3246756811101E+39 |
Nth Root
y√n2√n | 8169.791184602 |
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3√n | 405.63987252399 |
4√n | 90.386897195346 |
5√n | 36.718453596884 |
Divisors of 66745488
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 | -66745487 | 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 66745488 can be divided by 40 positive divisors. The sum of these divisors (counting 66745488) is 1, the average is 0.025.
Base conversion 66745488
Base | System | Value |
---|---|---|
2 | Binary | 11111110100111010010010000 |
3 | Ternary | 11122121000121010 |
4 | Quaternary | 3332213102100 |
5 | Quinary | 114041323423 |
6 | Senary | 10342330520 |
8 | Octal | 376472220 |
10 | Decimal | 66745488 |
12 | Duodecimal | 1a429a40 |
16 | Hexadecimal | 3fa7490 |
20 | Vigesimal | 10h33e8 |
36 | Base36 | 13ql5c |
Cryptographic Hash Functions
md5 | 0e5db0128cb630550114a28dc3caa313 |
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sha1 | 1fe5398a1590292708a707ea5c20d335a08919bb |
sha256 | 2237e5861044ce8981ca23988a87d4e6b5b4f3997423f23d02a7a0b0673d04c7 |
sha512 | 10abcaa5984dfb074ddab54359048281200f37489b61c15e808ce540c7d0582100f84472bbcff1d4d6e77e59a7324a6b0110f56a94df10a6910b94f0a9ad1e99 |
ripemd-160 | e8479a203b64ac99e0f85e7b0f4312a6a94fca9d |
66745488 as geometric shapes
Circle
Radius = nDiameter | 133490976 |
---|---|
Circumference | 419374269.52213 |
Area | 1.3995670136949E+16 |
Sphere
Radius = nVolume | 1.2455304442369E+24 |
---|---|
Surface area | 5.5982680547796E+16 |
Circumference | 419374269.52213 |
Square
Length = nPerimeter | 266981952 |
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Area | 4454960168358144 |
Diagonal | 94392374.356811 |
Cube
Length = nSurface area | 26729761010148864 |
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Volume | 2.9734849045763E+23 |
Space diagonal | 115606576.39198 |
Equilateral Triangle
Length = nPerimeter | 200236464 |
---|---|
Area | 1.929054339323E+15 |
Altitude | 57803288.195989 |
Triangular Pyramid
Length = nSurface area | 1.929054339323E+15 |
---|---|
Volume | 3.5042855663029E+22 |
Height | 31464124.785604 |