71688045 (number)
71688045 is an odd 8-digits composite number following 71688044 and preceding 71688046. In scientific notation, it is written as 7.1688045 × 10^7. The sum of its digits is 39. It has a total of 6 prime factors and 64 positive divisors. There are 30378240 positive integers (up to 71688045) that are relatively prime to 71688045.
Interesting facts
- 71688045 has 64 divisors, whose sum is 141926400
- The reverse of 71688045 is 54088617
- Previous prime number is 19
Basic properties
- Is Prime? no
- Number parity odd
- Number length 8
- Sum of Digits 39
- Digital Root 3
Name
Name | seventy-one million six hundred eighty-eight thousand forty-five |
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Notation
Scientific notation | 7.1688045 × 10^7 |
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Engineering notation | 7.1688045 × 10^6 |
Prime Factorization of 71688045
Prime Factorization 3 × 5 × 11 × 13 × 19 × 1759
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 71688045 | Product of the distinct prime numbers |
The prime factorization of 71688045 is 3 × 5 × 11 × 13 × 19 × 1759. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 71688045)
Multiplication
n×yn×2 | 143376090 |
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n×3 | 215064135 |
n×4 | 286752180 |
n×5 | 358440225 |
Division
n÷yn÷2 | 35844022.5 |
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n÷3 | 23896015 |
n÷3 | 17922011.25 |
n÷5 | 14337609 |
Exponentiation
nyn2 | 5139175795922025 |
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n3 | 3.6841746572097E+23 |
n4 | 2.6411127861391E+31 |
n5 | 1.8933621226281E+39 |
Nth Root
y√n2√n | 8466.8792952303 |
---|---|
3√n | 415.41506834613 |
4√n | 92.015647013051 |
5√n | 37.246832626649 |
Divisors of 71688045
64 divisors
τ | Total Divisors | 64 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -71688044 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.015625 | 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 | 64 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 71688045 can be divided by 64 positive divisors. The sum of these divisors (counting 71688045) is 1, the average is 0.015625.
Base conversion 71688045
Base | System | Value |
---|---|---|
2 | Binary | 100010001011101111101101101 |
3 | Ternary | 11222220010111210 |
4 | Quaternary | 10101131331231 |
5 | Quinary | 121323004140 |
6 | Senary | 11040305033 |
8 | Octal | 421357555 |
10 | Decimal | 71688045 |
12 | Duodecimal | 20012179 |
16 | Hexadecimal | 445df6d |
20 | Vigesimal | 1281025 |
36 | Base36 | 16oiul |
Cryptographic Hash Functions
md5 | ac6db6dd0f860bcb728c331a866d9956 |
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sha1 | 9f94b4bb186dce0313fde40ec208a6de24fa905d |
sha256 | a17feb4cf03135b7f1ecd9bea3a37a9e5535117707f5b4567fdf4eeac440842e |
sha512 | a1fbc37d8bb8774b2ad5bf74cd1bc83f0c61d456d7b2d6db0fc532f4c4fb937a139e48a39df047ce160040a51a038b60e077626d88c83a323d3e31d66de8e319 |
ripemd-160 | 4320e066d4cc9657d607d5775ce3627231a57e2d |
71688045 as geometric shapes
Circle
Radius = nDiameter | 143376090 |
---|---|
Circumference | 450429271.04443 |
Area | 1.6145196925975E+16 |
Sphere
Radius = nVolume | 1.5432234716842E+24 |
---|---|
Surface area | 6.45807877039E+16 |
Circumference | 450429271.04443 |
Square
Length = nPerimeter | 286752180 |
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Area | 5139175795922025 |
Diagonal | 101382205.49901 |
Cube
Length = nSurface area | 30835054775532150 |
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Volume | 3.6841746572097E+23 |
Space diagonal | 124167336.23528 |
Equilateral Triangle
Length = nPerimeter | 215064135 |
---|---|
Area | 2.2253283968913E+15 |
Altitude | 62083668.117642 |
Triangular Pyramid
Length = nSurface area | 2.2253283968913E+15 |
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Volume | 4.341841471981E+22 |
Height | 33794068.499671 |