7 x 7 = 49
7 x 70 = 490
49 + 490 = 539
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Seven. 7 x 11 = 77 7 x 9 = 63
4851 = 3 x 1617 1617 = 3 x 539 539 = 7 x 77 77 = 7 x 11 Full factorisation is thus 3 x 3 x 7 x 7 x 11
The LCM is: 19257 = 7 x 1275 = 5 x 5 x 1177 = 7 x 11Since 77 is a multiple of 7, find the least common multiple of 275 and 77.5 x 5 x 7 x 11 = 1925
1 x 231, 3 x 77, 7 x 33, 11 x 21, 21 x 11, 33 x 7, 77 x 3, 231 x 1.
The positive integer factors of 539 are 1, 7, 11, 49, 77, and 539