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What is the Least Common Multiple of 66414 and 66430?

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 66414 and 66430 is 2205941010.

LCM(66414,66430) = 2205941010

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Least Common Multiple of 66414 and 66430 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66414 and 66430, than apply into the LCM equation.

GCF(66414,66430) = 2
LCM(66414,66430) = ( 66414 × 66430) / 2
LCM(66414,66430) = 4411882020 / 2
LCM(66414,66430) = 2205941010

Least Common Multiple (LCM) of 66414 and 66430 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66414 and 66430. First we will calculate the prime factors of 66414 and 66430.

Prime Factorization of 66414

Prime factors of 66414 are 2, 3, 11069. Prime factorization of 66414 in exponential form is:

66414 = 21 × 31 × 110691

Prime Factorization of 66430

Prime factors of 66430 are 2, 5, 7, 13, 73. Prime factorization of 66430 in exponential form is:

66430 = 21 × 51 × 71 × 131 × 731

Now multiplying the highest exponent prime factors to calculate the LCM of 66414 and 66430.

LCM(66414,66430) = 21 × 31 × 110691 × 51 × 71 × 131 × 731
LCM(66414,66430) = 2205941010