LCM for 16 and 19

The first method to find LCM for numbers 16 and 19 is to find Greatest Common Factor (GCF) of these numbers. Here's the formula:

LCM = (Number1 × Number2) ÷ GCF

GCF of numbers 16 and 19 is 1, so

LCM = (16 × 19) ÷ 1

LCM = 304 ÷ 1

LCM = 304

The second method to find LCM for numbers 16 and 19 is to list out the common multiples for both nubmers and pick the first which matching:

Multiples of 16: 16, 32, 48, 64, 80, 96, 112, 128, 144, 160, 176, 192, 208, 224, 240, 256, 272, 288, 304, 320, 336

Multiples of 19: 19, 38, 57, 76, 95, 114, 133, 152, 171, 190, 209, 228, 247, 266, 285, 304, 323, 342

So the LCM for 16 and 19 is 304

Another method to find LCM for numbers 16 and 19 is to list all Prime Factors for both numbers and multiply the highest exponent prime factors: