What is the Least Common Multiple of 620 and 627?
Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.
Least common multiple (LCM) of 620 and 627 is 388740.
LCM(620,627) = 388740
Least Common Multiple of 620 and 627 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 620 and 627, than apply into the LCM equation.
GCF(620,627) = 1
LCM(620,627) = ( 620 × 627) / 1
LCM(620,627) = 388740 / 1
LCM(620,627) = 388740
Least Common Multiple (LCM) of 620 and 627 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 620 and 627. First we will calculate the prime factors of 620 and 627.
Prime Factorization of 620
Prime factors of 620 are 2, 5, 31. Prime factorization of 620 in exponential form is:
620 = 22 × 51 × 311
Prime Factorization of 627
Prime factors of 627 are 3, 11, 19. Prime factorization of 627 in exponential form is:
627 = 31 × 111 × 191
Now multiplying the highest exponent prime factors to calculate the LCM of 620 and 627.
LCM(620,627) = 22 × 51 × 311 × 31 × 111 × 191
LCM(620,627) = 388740
Related Least Common Multiples of 620
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- LCM of 620 and 631
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Related Least Common Multiples of 627
- LCM of 627 and 631
- LCM of 627 and 632
- LCM of 627 and 633
- LCM of 627 and 634
- LCM of 627 and 635
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