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What is the Least Common Multiple of 64615 and 64626?

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 64615 and 64626 is 4175808990.

LCM(64615,64626) = 4175808990

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Least Common Multiple of 64615 and 64626 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64615 and 64626, than apply into the LCM equation.

GCF(64615,64626) = 1
LCM(64615,64626) = ( 64615 × 64626) / 1
LCM(64615,64626) = 4175808990 / 1
LCM(64615,64626) = 4175808990

Least Common Multiple (LCM) of 64615 and 64626 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64615 and 64626. First we will calculate the prime factors of 64615 and 64626.

Prime Factorization of 64615

Prime factors of 64615 are 5, 12923. Prime factorization of 64615 in exponential form is:

64615 = 51 × 129231

Prime Factorization of 64626

Prime factors of 64626 are 2, 3, 10771. Prime factorization of 64626 in exponential form is:

64626 = 21 × 31 × 107711

Now multiplying the highest exponent prime factors to calculate the LCM of 64615 and 64626.

LCM(64615,64626) = 51 × 129231 × 21 × 31 × 107711
LCM(64615,64626) = 4175808990