LCM of 3, 5 and 7
2026-02-28 13:08 Diff

In this method, we will list all the multiples of 3, 5, and 7. Then we will try to find a multiple that is present to all the numbers.

For example,

Multiples of 3: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, 42, 45, 48, 51, 54, 57, 60, 63, 66, 69, 72, 75, 78, 81, 84, 87, 90, 93, 96, 99, 105, 108


Multiples of 5: 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90, 95, 100, 105, 110


Multiples of 7: 7, 14, 21, 28, 35, 42, 49, 56, 63, 70, 77, 84, 91, 98, 105

The LCM of 3, 5, and 7 is 105. 105 is the smallest number which can be divisible by 3, 5, and 7