Factor polynomial p^9+64

                                                                                                                                           /     2/3    /pi\      2/3    /pi\    2/3   ___    /pi\      2/3   ___    /pi\\ /     2/3    /pi\    2/3   ___    /pi\      2/3    /pi\      2/3   ___    /pi\\                                                                                                                                                                                                                                                                                                                                                                                                                                                        
                                                                                                                                           |    2   *cos|--|   I*2   *sin|--|   2   *\/ 3 *sin|--|   I*2   *\/ 3 *cos|--|| |    2   *cos|--|   2   *\/ 3 *sin|--|   I*2   *sin|--|   I*2   *\/ 3 *cos|--||                                                                                                                                                                                                                                                                                                                                                                                                                                                        
/       2/3    /pi\      2/3    /pi\\ /     2/3    2/pi\    2/3    2/pi\\ /       2/3    2/pi\    2/3    2/pi\        2/3    /pi\    /pi\\ |            \9 /             \9 /                 \9 /                   \9 /| |            \9 /                 \9 /             \9 /                   \9 /| /       2/3    /pi\    /2*pi\    2/3    /pi\    /2*pi\      2/3    /pi\    /2*pi\      2/3    /2*pi\    /pi\\ /       2/3    /pi\    /2*pi\    2/3    /pi\    /2*pi\      2/3    /2*pi\    /pi\      2/3    /pi\    /2*pi\\ /       2/3    /pi\    /4*pi\    2/3    /pi\    /4*pi\      2/3    /pi\    /4*pi\      2/3    /4*pi\    /pi\\ /       2/3    /pi\    /4*pi\    2/3    /pi\    /4*pi\      2/3    /4*pi\    /pi\      2/3    /pi\    /4*pi\\
|p + - 2   *cos|--| - I*2   *sin|--||*|p + 2   *cos |--| + 2   *sin |--||*|p + - 2   *sin |--| + 2   *cos |--| + 2*I*2   *cos|--|*sin|--||*|p + ------------ + -------------- + ------------------ - --------------------|*|p + ------------ - ------------------ + -------------- + --------------------|*|p + - 2   *cos|--|*cos|----| + 2   *sin|--|*sin|----| - I*2   *cos|--|*sin|----| - I*2   *cos|----|*sin|--||*|p + - 2   *cos|--|*cos|----| - 2   *sin|--|*sin|----| - I*2   *cos|----|*sin|--| + I*2   *cos|--|*sin|----||*|p + - 2   *cos|--|*cos|----| + 2   *sin|--|*sin|----| - I*2   *cos|--|*sin|----| - I*2   *cos|----|*sin|--||*|p + - 2   *cos|--|*cos|----| - 2   *sin|--|*sin|----| - I*2   *cos|----|*sin|--| + I*2   *cos|--|*sin|----||
\              \9 /             \9 // \             \9 /            \9 // \               \9 /            \9 /               \9 /    \9 // \         2               2                  2                     2          / \         2                 2                  2                   2          / \              \9 /    \ 9  /           \9 /    \ 9  /             \9 /    \ 9  /             \ 9  /    \9 // \              \9 /    \ 9  /           \9 /    \ 9  /             \ 9  /    \9 /             \9 /    \ 9  // \              \9 /    \ 9  /           \9 /    \ 9  /             \9 /    \ 9  /             \ 9  /    \9 // \              \9 /    \ 9  /           \9 /    \ 9  /             \ 9  /    \9 /             \9 /    \ 9  //

$$\left(p + \left(2^{\frac{2}{3}} \sin^{2}{\left(\frac{\pi}{9} \right)} + 2^{\frac{2}{3}} \cos^{2}{\left(\frac{\pi}{9} \right)}\right)\right) \left(p + \left(- 2^{\frac{2}{3}} \cos{\left(\frac{\pi}{9} \right)} - 2^{\frac{2}{3}} i \sin{\left(\frac{\pi}{9} \right)}\right)\right) \left(p + \left(- 2^{\frac{2}{3}} \sin^{2}{\left(\frac{\pi}{9} \right)} + 2^{\frac{2}{3}} \cos^{2}{\left(\frac{\pi}{9} \right)} + 2 \cdot 2^{\frac{2}{3}} i \sin{\left(\frac{\pi}{9} \right)} \cos{\left(\frac{\pi}{9} \right)}\right)\right) \left(p + \left(\frac{2^{\frac{2}{3}} \sqrt{3} \sin{\left(\frac{\pi}{9} \right)}}{2} + \frac{2^{\frac{2}{3}} \cos{\left(\frac{\pi}{9} \right)}}{2} - \frac{2^{\frac{2}{3}} \sqrt{3} i \cos{\left(\frac{\pi}{9} \right)}}{2} + \frac{2^{\frac{2}{3}} i \sin{\left(\frac{\pi}{9} \right)}}{2}\right)\right) \left(p + \left(- \frac{2^{\frac{2}{3}} \sqrt{3} \sin{\left(\frac{\pi}{9} \right)}}{2} + \frac{2^{\frac{2}{3}} \cos{\left(\frac{\pi}{9} \right)}}{2} + \frac{2^{\frac{2}{3}} i \sin{\left(\frac{\pi}{9} \right)}}{2} + \frac{2^{\frac{2}{3}} \sqrt{3} i \cos{\left(\frac{\pi}{9} \right)}}{2}\right)\right) \left(p + \left(- 2^{\frac{2}{3}} \cos{\left(\frac{\pi}{9} \right)} \cos{\left(\frac{2 \pi}{9} \right)} + 2^{\frac{2}{3}} \sin{\left(\frac{\pi}{9} \right)} \sin{\left(\frac{2 \pi}{9} \right)} - 2^{\frac{2}{3}} i \sin{\left(\frac{2 \pi}{9} \right)} \cos{\left(\frac{\pi}{9} \right)} - 2^{\frac{2}{3}} i \sin{\left(\frac{\pi}{9} \right)} \cos{\left(\frac{2 \pi}{9} \right)}\right)\right) \left(p + \left(- 2^{\frac{2}{3}} \cos{\left(\frac{\pi}{9} \right)} \cos{\left(\frac{2 \pi}{9} \right)} - 2^{\frac{2}{3}} \sin{\left(\frac{\pi}{9} \right)} \sin{\left(\frac{2 \pi}{9} \right)} - 2^{\frac{2}{3}} i \sin{\left(\frac{\pi}{9} \right)} \cos{\left(\frac{2 \pi}{9} \right)} + 2^{\frac{2}{3}} i \sin{\left(\frac{2 \pi}{9} \right)} \cos{\left(\frac{\pi}{9} \right)}\right)\right) \left(p + \left(- 2^{\frac{2}{3}} \cos{\left(\frac{\pi}{9} \right)} \cos{\left(\frac{4 \pi}{9} \right)} + 2^{\frac{2}{3}} \sin{\left(\frac{\pi}{9} \right)} \sin{\left(\frac{4 \pi}{9} \right)} - 2^{\frac{2}{3}} i \sin{\left(\frac{4 \pi}{9} \right)} \cos{\left(\frac{\pi}{9} \right)} - 2^{\frac{2}{3}} i \sin{\left(\frac{\pi}{9} \right)} \cos{\left(\frac{4 \pi}{9} \right)}\right)\right) \left(p + \left(- 2^{\frac{2}{3}} \sin{\left(\frac{\pi}{9} \right)} \sin{\left(\frac{4 \pi}{9} \right)} - 2^{\frac{2}{3}} \cos{\left(\frac{\pi}{9} \right)} \cos{\left(\frac{4 \pi}{9} \right)} - 2^{\frac{2}{3}} i \sin{\left(\frac{\pi}{9} \right)} \cos{\left(\frac{4 \pi}{9} \right)} + 2^{\frac{2}{3}} i \sin{\left(\frac{4 \pi}{9} \right)} \cos{\left(\frac{\pi}{9} \right)}\right)\right)$$

((((((((p - 2^(2/3)*cos(pi/9) - i*2^(2/3)*sin(pi/9))*(p + 2^(2/3)*cos(pi/9)^2 + 2^(2/3)*sin(pi/9)^2))*(p - 2^(2/3)*sin(pi/9)^2 + 2^(2/3)*cos(pi/9)^2 + 2*i*2^(2/3)*cos(pi/9)*sin(pi/9)))*(p + 2^(2/3)*cos(pi/9)/2 + i*2^(2/3)*sin(pi/9)/2 + 2^(2/3)*sqrt(3)*sin(pi/9)/2 - i*2^(2/3)*sqrt(3)*cos(pi/9)/2))*(p + 2^(2/3)*cos(pi/9)/2 - 2^(2/3)*sqrt(3)*sin(pi/9)/2 + i*2^(2/3)*sin(pi/9)/2 + i*2^(2/3)*sqrt(3)*cos(pi/9)/2))*(p - 2^(2/3)*cos(pi/9)*cos(2*pi/9) + 2^(2/3)*sin(pi/9)*sin(2*pi/9) - i*2^(2/3)*cos(pi/9)*sin(2*pi/9) - i*2^(2/3)*cos(2*pi/9)*sin(pi/9)))*(p - 2^(2/3)*cos(pi/9)*cos(2*pi/9) - 2^(2/3)*sin(pi/9)*sin(2*pi/9) - i*2^(2/3)*cos(2*pi/9)*sin(pi/9) + i*2^(2/3)*cos(pi/9)*sin(2*pi/9)))*(p - 2^(2/3)*cos(pi/9)*cos(4*pi/9) + 2^(2/3)*sin(pi/9)*sin(4*pi/9) - i*2^(2/3)*cos(pi/9)*sin(4*pi/9) - i*2^(2/3)*cos(4*pi/9)*sin(pi/9)))*(p - 2^(2/3)*cos(pi/9)*cos(4*pi/9) - 2^(2/3)*sin(pi/9)*sin(4*pi/9) - i*2^(2/3)*cos(4*pi/9)*sin(pi/9) + i*2^(2/3)*cos(pi/9)*sin(4*pi/9))