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What is the Least Common Multiple of 64220 and 64227?

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 64220 and 64227 is 4124657940.

LCM(64220,64227) = 4124657940

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Least Common Multiple of 64220 and 64227 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64220 and 64227, than apply into the LCM equation.

GCF(64220,64227) = 1
LCM(64220,64227) = ( 64220 × 64227) / 1
LCM(64220,64227) = 4124657940 / 1
LCM(64220,64227) = 4124657940

Least Common Multiple (LCM) of 64220 and 64227 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64220 and 64227. First we will calculate the prime factors of 64220 and 64227.

Prime Factorization of 64220

Prime factors of 64220 are 2, 5, 13, 19. Prime factorization of 64220 in exponential form is:

64220 = 22 × 51 × 132 × 191

Prime Factorization of 64227

Prime factors of 64227 are 3, 79, 271. Prime factorization of 64227 in exponential form is:

64227 = 31 × 791 × 2711

Now multiplying the highest exponent prime factors to calculate the LCM of 64220 and 64227.

LCM(64220,64227) = 22 × 51 × 132 × 191 × 31 × 791 × 2711
LCM(64220,64227) = 4124657940