What is the Least Common Multiple of 747 and 767?
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 747 and 767 is 572949.
LCM(747,767) = 572949
Least Common Multiple of 747 and 767 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 747 and 767, than apply into the LCM equation.
GCF(747,767) = 1
LCM(747,767) = ( 747 × 767) / 1
LCM(747,767) = 572949 / 1
LCM(747,767) = 572949
Least Common Multiple (LCM) of 747 and 767 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 747 and 767. First we will calculate the prime factors of 747 and 767.
Prime Factorization of 747
Prime factors of 747 are 3, 83. Prime factorization of 747 in exponential form is:
747 = 32 × 831
Prime Factorization of 767
Prime factors of 767 are 13, 59. Prime factorization of 767 in exponential form is:
767 = 131 × 591
Now multiplying the highest exponent prime factors to calculate the LCM of 747 and 767.
LCM(747,767) = 32 × 831 × 131 × 591
LCM(747,767) = 572949
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