Prime Factorization of 20625 Factoring Prime Factors of 20625 Use the form below to do your conversion, separate numbers by comma. prime factorization calculator of 20625 Prime Factors of 20625 =3, 5, 5, 5, 5, 11 Which is the same as = 3 x 54 x 11 Prime Factors Tree of 20625 20625 / \3 6875