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What is the Least Common Multiple of 64713 and 64731?

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 64713 and 64731 is 1396312401.

LCM(64713,64731) = 1396312401

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Least Common Multiple of 64713 and 64731 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64713 and 64731, than apply into the LCM equation.

GCF(64713,64731) = 3
LCM(64713,64731) = ( 64713 × 64731) / 3
LCM(64713,64731) = 4188937203 / 3
LCM(64713,64731) = 1396312401

Least Common Multiple (LCM) of 64713 and 64731 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64713 and 64731. First we will calculate the prime factors of 64713 and 64731.

Prime Factorization of 64713

Prime factors of 64713 are 3, 11, 37, 53. Prime factorization of 64713 in exponential form is:

64713 = 31 × 111 × 371 × 531

Prime Factorization of 64731

Prime factors of 64731 are 3, 21577. Prime factorization of 64731 in exponential form is:

64731 = 31 × 215771

Now multiplying the highest exponent prime factors to calculate the LCM of 64713 and 64731.

LCM(64713,64731) = 31 × 111 × 371 × 531 × 215771
LCM(64713,64731) = 1396312401