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What is the Least Common Multiple of 64730 and 64747?

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 64730 and 64747 is 4191073310.

LCM(64730,64747) = 4191073310

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Least Common Multiple of 64730 and 64747 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64730 and 64747, than apply into the LCM equation.

GCF(64730,64747) = 1
LCM(64730,64747) = ( 64730 × 64747) / 1
LCM(64730,64747) = 4191073310 / 1
LCM(64730,64747) = 4191073310

Least Common Multiple (LCM) of 64730 and 64747 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64730 and 64747. First we will calculate the prime factors of 64730 and 64747.

Prime Factorization of 64730

Prime factors of 64730 are 2, 5, 6473. Prime factorization of 64730 in exponential form is:

64730 = 21 × 51 × 64731

Prime Factorization of 64747

Prime factors of 64747 are 64747. Prime factorization of 64747 in exponential form is:

64747 = 647471

Now multiplying the highest exponent prime factors to calculate the LCM of 64730 and 64747.

LCM(64730,64747) = 21 × 51 × 64731 × 647471
LCM(64730,64747) = 4191073310