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What is the Least Common Multiple of 66464 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 66464 and 66469 is 4417795616.

LCM(66464,66469) = 4417795616

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Least Common Multiple of 66464 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 66464 and 66469, than apply into the LCM equation.

GCF(66464,66469) = 1
LCM(66464,66469) = ( 66464 × 66469) / 1
LCM(66464,66469) = 4417795616 / 1
LCM(66464,66469) = 4417795616

Least Common Multiple (LCM) of 66464 and 66469 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66464 and 66469. First we will calculate the prime factors of 66464 and 66469.

Prime Factorization of 66464

Prime factors of 66464 are 2, 31, 67. Prime factorization of 66464 in exponential form is:

66464 = 25 × 311 × 671

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 66464 and 66469.

LCM(66464,66469) = 25 × 311 × 671 × 131 × 51131
LCM(66464,66469) = 4417795616