Enye i-number system ixhaphake kakhulu kwiimatshini. I-machine number system ibizwa ngokuba yi-binary number system. I-binary number system isoloko ibizwa ngokuba yi-base two number system. Zimbini ke iimpawu, (nazi: ngu-0 no-1) ezisetyenziswa kwi-base two number system. Ezi mpawu zimbini zibizwa ngokuba zii-bits.