Datrys 2^{6}+2^5+2^4+2^3+2^2+2+1

$$2 ^ { 6 } + 2 ^ { 5 } + 2 ^ { 4 } + 2 ^ { 3 } + 2 ^ { 2 } + 2 + 1$$

Enrhifo

$$127$$

Camau Ateb

Cyfrifo 2 i bŵer 6 a chael 64.

$$64+2^{5}+2^{4}+2^{3}+2^{2}+2+1$$

Cyfrifo 2 i bŵer 5 a chael 32.

$$64+32+2^{4}+2^{3}+2^{2}+2+1$$

Adio 64 a 32 i gael 96.

$$96+2^{4}+2^{3}+2^{2}+2+1$$

Cyfrifo 2 i bŵer 4 a chael 16.

$$96+16+2^{3}+2^{2}+2+1$$

Adio 96 a 16 i gael 112.

$$112+2^{3}+2^{2}+2+1$$

Cyfrifo 2 i bŵer 3 a chael 8.

$$112+8+2^{2}+2+1$$

Adio 112 a 8 i gael 120.

$$120+2^{2}+2+1$$

Cyfrifo 2 i bŵer 2 a chael 4.

$$120+4+2+1$$

Adio 120 a 4 i gael 124.

$$124+2+1$$

Adio 124 a 2 i gael 126.

$$126+1$$

Adio 126 a 1 i gael 127.

$$127$$

Ffactor

$$127$$