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What is the Least Common Multiple of 66465 and 66469?

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 66465 and 66469 is 4417862085.

LCM(66465,66469) = 4417862085

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Least Common Multiple of 66465 and 66469 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66465 and 66469, than apply into the LCM equation.

GCF(66465,66469) = 1
LCM(66465,66469) = ( 66465 × 66469) / 1
LCM(66465,66469) = 4417862085 / 1
LCM(66465,66469) = 4417862085

Least Common Multiple (LCM) of 66465 and 66469 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66465 and 66469. First we will calculate the prime factors of 66465 and 66469.

Prime Factorization of 66465

Prime factors of 66465 are 3, 5, 7, 211. Prime factorization of 66465 in exponential form is:

66465 = 32 × 51 × 71 × 2111

Prime Factorization of 66469

Prime factors of 66469 are 13, 5113. Prime factorization of 66469 in exponential form is:

66469 = 131 × 51131

Now multiplying the highest exponent prime factors to calculate the LCM of 66465 and 66469.

LCM(66465,66469) = 32 × 51 × 71 × 2111 × 131 × 51131
LCM(66465,66469) = 4417862085