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What is the Least Common Multiple of 63631 and 63638?

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 63631 and 63638 is 4049349578.

LCM(63631,63638) = 4049349578

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Least Common Multiple of 63631 and 63638 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 63631 and 63638, than apply into the LCM equation.

GCF(63631,63638) = 1
LCM(63631,63638) = ( 63631 × 63638) / 1
LCM(63631,63638) = 4049349578 / 1
LCM(63631,63638) = 4049349578

Least Common Multiple (LCM) of 63631 and 63638 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 63631 and 63638. First we will calculate the prime factors of 63631 and 63638.

Prime Factorization of 63631

Prime factors of 63631 are 17, 19, 197. Prime factorization of 63631 in exponential form is:

63631 = 171 × 191 × 1971

Prime Factorization of 63638

Prime factors of 63638 are 2, 47, 677. Prime factorization of 63638 in exponential form is:

63638 = 21 × 471 × 6771

Now multiplying the highest exponent prime factors to calculate the LCM of 63631 and 63638.

LCM(63631,63638) = 171 × 191 × 1971 × 21 × 471 × 6771
LCM(63631,63638) = 4049349578