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What is the Least Common Multiple of 64813 and 64818?

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 64813 and 64818 is 4201049034.

LCM(64813,64818) = 4201049034

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Least Common Multiple of 64813 and 64818 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64813 and 64818, than apply into the LCM equation.

GCF(64813,64818) = 1
LCM(64813,64818) = ( 64813 × 64818) / 1
LCM(64813,64818) = 4201049034 / 1
LCM(64813,64818) = 4201049034

Least Common Multiple (LCM) of 64813 and 64818 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64813 and 64818. First we will calculate the prime factors of 64813 and 64818.

Prime Factorization of 64813

Prime factors of 64813 are 7, 47, 197. Prime factorization of 64813 in exponential form is:

64813 = 71 × 471 × 1971

Prime Factorization of 64818

Prime factors of 64818 are 2, 3, 13, 277. Prime factorization of 64818 in exponential form is:

64818 = 21 × 32 × 131 × 2771

Now multiplying the highest exponent prime factors to calculate the LCM of 64813 and 64818.

LCM(64813,64818) = 71 × 471 × 1971 × 21 × 32 × 131 × 2771
LCM(64813,64818) = 4201049034