Datrys 729*20+4*4*4*2-9*9*9*3+1

$$729 \times 20+4 \times 4 \times 4 \times 2-9 \times 9 \times 9 \times 3+1$$

Enrhifo

$$12522$$

Camau Ateb

Lluosi 729 a 20 i gael 14580. Lluosi 4 a 4 i gael 16.

$$14580+16\times 4\times 2-9\times 9\times 9\times 3+1$$

Lluosi 16 a 4 i gael 64.

$$14580+64\times 2-9\times 9\times 9\times 3+1$$

Lluosi 64 a 2 i gael 128.

$$14580+128-9\times 9\times 9\times 3+1$$

Adio 14580 a 128 i gael 14708.

$$14708-9\times 9\times 9\times 3+1$$

Lluosi 9 a 9 i gael 81.

$$14708-81\times 9\times 3+1$$

Lluosi 81 a 9 i gael 729.

$$14708-729\times 3+1$$

Lluosi 729 a 3 i gael 2187.

$$14708-2187+1$$

Tynnu 2187 o 14708 i gael 12521.

$$12521+1$$

Adio 12521 a 1 i gael 12522.

$$12522$$

Ffactor

$$2\times 3\times 2087$$