189 factors into FOUR prime numbers 3x3x3x7 ... so no 3 prime numbers will give a product of 189.
If you are looking for a sum of 3 prime numbers...
1+7+181 = 189
3+5+181 = 189
3+7+179 = 189
5+5+179 = 189
3+13+173 = 189
5+11+173 = 189
3+19-167 = 189
5+17+167 = 189
11+11+167 = 189
3+23+163 = 189
7+19+163 = 189
13+13+163 = 189
1+31+157 = 189
3+29+157 = 189
13+19+157 = 189
1+37+151 = 189
7+31+151 = 189
19+19+151 = 189
3+37+149 = 189
11+29+149 = 189
17+23+149 = 189
3+47+139=189
7+43+139 = 189
13+37+139 = 189
19+31+139 = 189
11+41+137 = 189
23+29+137 = 189
5+53+131 = 189
11+47+131 = 189
17+41+131 = 189
29+29+131 = 189
1+61+127 = 189
3+59+127 = 189
19+43+127 = 189
31+31+127 = 189
3+73+113 = 189
5+71+113 =189
17+59+113 = 189
23+53+113 = 189
29+47+113 = 189
1+79+109 = 189
7+73+109 = 189
13+37+109 = 189
19+61+109 = 189
37+43+109 = 189
3+79+107 = 189
11+71+107 = 189
23+59+107 = 189
29+53+107 = 189
41+41+107 = 189
3+83+103 = 189
7+79+103 = 189
13+73+103 = 189
19+67+103 = 189
3+89+97 = 189
13+79+97 = 189
19+73+97 = 189
31+61+97 = 189
47+47+97 = 189
11+89+89 = 189
17+83+89 = 189
29+71+89 = 189
47+53+89 = 189
23+83+83 = 189
47+59+83 = 189
53+53+83 = 189
31+79+79 = 189
37+73+79 = 189
43+67+79 = 189
59+59+71 = 189
61+61+67 = 189
The prime numbers (factors) of 189 are: 3 and 7
They are: 3*3*3*7 = 189
They are: 3*3*3*7 = 189
3 x 3 x 3 x 7 = 189
3 x 3 x 3 x 7 = 189
181 + 5 + 3
The prime factorisation (not fractional!) of 189 is:189 = 3*3*3*7The prime factorisation (not fractional!) of 189 is:189 = 3*3*3*7The prime factorisation (not fractional!) of 189 is:189 = 3*3*3*7The prime factorisation (not fractional!) of 189 is:189 = 3*3*3*7
189
The prime factorization of 189 is 3 x 3 x 3 x 7. You need at least two numbers to find a GCF.
Prime Factors for 189: 3 & 7Prime Factors for 441: 3 & 7189 = 7 * 3 * 3 * 3441 = 7 * 7 * 3 * 3They are: 3 and 7
189
Prime numbers are integers. They won't equal a decimal.