As a product of its prime factors: 3*5*23 = 345
The number are coprime so their LCM is their product ie 15*23 = 345
3*5*23
It is: -15 times -23 = 345
345/\3115....../\....5 23
15
The LCM of 23 and 15 is 345.
23
345 = 3 × 5 × 23
Exactly 23 times
45/345 = 3/23 ≈ 0.13
345 multiplied by 4 is 1,380.