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What is the Least Common Multiple of 63647 and 63655?

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 63647 and 63655 is 4051449785.

LCM(63647,63655) = 4051449785

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Least Common Multiple of 63647 and 63655 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 63647 and 63655, than apply into the LCM equation.

GCF(63647,63655) = 1
LCM(63647,63655) = ( 63647 × 63655) / 1
LCM(63647,63655) = 4051449785 / 1
LCM(63647,63655) = 4051449785

Least Common Multiple (LCM) of 63647 and 63655 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 63647 and 63655. First we will calculate the prime factors of 63647 and 63655.

Prime Factorization of 63647

Prime factors of 63647 are 63647. Prime factorization of 63647 in exponential form is:

63647 = 636471

Prime Factorization of 63655

Prime factors of 63655 are 5, 29, 439. Prime factorization of 63655 in exponential form is:

63655 = 51 × 291 × 4391

Now multiplying the highest exponent prime factors to calculate the LCM of 63647 and 63655.

LCM(63647,63655) = 636471 × 51 × 291 × 4391
LCM(63647,63655) = 4051449785