What is the LCM of 49 and 63?
The LCM of 49 and 63 is 441.
Steps to find LCM
- Find the prime factorization of 49
49 = 7 × 7 - Find the prime factorization of 63
63 = 3 × 3 × 7 - Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM:
LCM = 3 × 3 × 7 × 7 - LCM = 441
MathStep (Works offline)
Download our mobile app and learn how to find LCM of upto four numbers in your own time:
Android and iPhone/ iPad
Find least common multiple (LCM) of: 98 & 126 147 & 189 245 & 315 343 & 441 7 & 9 98 & 63 49 & 126 147 & 63 49 & 189 245 & 63 49 & 315 343 & 63 49 & 441
LCM Calculator
Enter two numbers separate by comma. To find least common multiple (LCM) of more than two numbers, click here.