U-12210 njengesihlahla sezinombolo eziyiprime

Wenzani P.FACT? U-12210 uhlukaniswa ngeprime encane esebenzayo: ngo-2, bese kuba ngo-3, bese kuba ngo-5, bese kuba ngo-11, futhi kusala u-37, oyiprime. Ngakho $\displaystyle 12210 = 2 \times 3 \times 5 \times 11 \times 37$.