71345781 (number)
71345781 is an odd 8-digits composite number following 71345780 and preceding 71345782. In scientific notation, it is written as 7.1345781 × 10^7. The sum of its digits is 36. It has a total of 6 prime factors and 48 positive divisors. There are 42128640 positive integers (up to 71345781) that are relatively prime to 71345781.
Interesting facts
- 71345781 has 48 divisors, whose sum is 115577280
- The reverse of 71345781 is 18754317
- Previous prime number is 107
Basic properties
- Is Prime? no
- Number parity odd
- Number length 8
- Sum of Digits 36
- Digital Root 9
Name
Name | seventy-one million three hundred forty-five thousand seven hundred eighty-one |
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Notation
Scientific notation | 7.1345781 × 10^7 |
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Engineering notation | 7.1345781 × 10^6 |
Prime Factorization of 71345781
Prime Factorization 3 × 3 × 13 × 41 × 107 × 139
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 23781927 | Product of the distinct prime numbers |
The prime factorization of 71345781 is 3 × 3 × 13 × 41 × 107 × 139. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 71345781)
Multiplication
n×yn×2 | 142691562 |
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n×3 | 214037343 |
n×4 | 285383124 |
n×5 | 356728905 |
Division
n÷yn÷2 | 35672890.5 |
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n÷3 | 23781927 |
n÷3 | 17836445.25 |
n÷5 | 14269156.2 |
Exponentiation
nyn2 | 5090220466499961 |
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n3 | 3.6316575464462E+23 |
n4 | 2.5910344397575E+31 |
n5 | 1.848593757024E+39 |
Nth Root
y√n2√n | 8446.6431793938 |
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3√n | 414.75290075547 |
4√n | 91.905621043513 |
5√n | 37.211198607746 |
Divisors of 71345781
48 divisors
τ | Total Divisors | 48 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -71345780 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.020833333333333 | 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 | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 71345781 can be divided by 48 positive divisors. The sum of these divisors (counting 71345781) is 1, the average is 0.020833333333333.
Base conversion 71345781
Base | System | Value |
---|---|---|
2 | Binary | 100010000001010011001110101 |
3 | Ternary | 11222020202000100 |
4 | Quaternary | 10100022121311 |
5 | Quinary | 121231031111 |
6 | Senary | 11025104313 |
8 | Octal | 420123165 |
10 | Decimal | 71345781 |
12 | Duodecimal | 1ba88099 |
16 | Hexadecimal | 440a675 |
20 | Vigesimal | 125i491 |
36 | Base36 | 16h6r9 |
Cryptographic Hash Functions
md5 | fb253fc391e80f875a064b1972d7ecf2 |
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sha1 | e85cc5bbdd478dada1d69d40502429c47e420d2d |
sha256 | ccba665ccd2cf5423cb7b3b4ed101c0149c778fa306f7e6e192b5493ef8c76a5 |
sha512 | 71e8ced0c0d94728e57ff402466805984e20e8e3d99221af4c2b02e1acdf2dbc86f26300492c552f9c12f717c1fd954f48290555c5d141e99c9692779b082656 |
ripemd-160 | 11c08523a9ad09bf2ca3b7c37ab985307263e45c |
71345781 as geometric shapes
Circle
Radius = nDiameter | 142691562 |
---|---|
Circumference | 448278762.90845 |
Area | 1.5991399222709E+16 |
Sphere
Radius = nVolume | 1.5212251557693E+24 |
---|---|
Surface area | 6.3965596890835E+16 |
Circumference | 448278762.90845 |
Square
Length = nPerimeter | 285383124 |
---|---|
Area | 5090220466499961 |
Diagonal | 100898171.1083 |
Cube
Length = nSurface area | 30541322798999766 |
---|---|
Volume | 3.6316575464462E+23 |
Space diagonal | 123574517.59768 |
Equilateral Triangle
Length = nPerimeter | 214037343 |
---|---|
Area | 2.2041301174262E+15 |
Altitude | 61787258.798841 |
Triangular Pyramid
Length = nSurface area | 2.2041301174262E+15 |
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Volume | 4.2799494633991E+22 |
Height | 33632723.702767 |