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What is the Least Common Multiple of 63977 and 63985?

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 63977 and 63985 is 4093568345.

LCM(63977,63985) = 4093568345

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Least Common Multiple of 63977 and 63985 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 63977 and 63985, than apply into the LCM equation.

GCF(63977,63985) = 1
LCM(63977,63985) = ( 63977 × 63985) / 1
LCM(63977,63985) = 4093568345 / 1
LCM(63977,63985) = 4093568345

Least Common Multiple (LCM) of 63977 and 63985 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 63977 and 63985. First we will calculate the prime factors of 63977 and 63985.

Prime Factorization of 63977

Prime factors of 63977 are 63977. Prime factorization of 63977 in exponential form is:

63977 = 639771

Prime Factorization of 63985

Prime factors of 63985 are 5, 67, 191. Prime factorization of 63985 in exponential form is:

63985 = 51 × 671 × 1911

Now multiplying the highest exponent prime factors to calculate the LCM of 63977 and 63985.

LCM(63977,63985) = 639771 × 51 × 671 × 1911
LCM(63977,63985) = 4093568345