17 x 39 = 663
17 goes into 39 2.29 times. 39 / 17 = 2.29
-39
17
719 ÷ 40 = 17.975 or 17 times with a remainder of 39.
Factors of 1: 1 Factors of 17: 1, 17 Factors of 39: 1, 3, 13, 39 GCF (1, 17, 39) = 1
Factors of 11: 1, 11 Factors of 17: 1, 17 Factors of 39: 1, 3, 13, 39 GCF (11, 17, 39) = 1
56-39 = 17
3x13=39
1808
17, 23 and 31 are prime. 39 is not.
17, 23 and 31 are prime. 39 is not.
(39 x 26) + (39 x 13) = 39 x 39 = 1521