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What is the Least Common Multiple of 63771 and 63791?

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 63771 and 63791 is 4068015861.

LCM(63771,63791) = 4068015861

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Least Common Multiple of 63771 and 63791 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 63771 and 63791, than apply into the LCM equation.

GCF(63771,63791) = 1
LCM(63771,63791) = ( 63771 × 63791) / 1
LCM(63771,63791) = 4068015861 / 1
LCM(63771,63791) = 4068015861

Least Common Multiple (LCM) of 63771 and 63791 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 63771 and 63791. First we will calculate the prime factors of 63771 and 63791.

Prime Factorization of 63771

Prime factors of 63771 are 3, 29, 733. Prime factorization of 63771 in exponential form is:

63771 = 31 × 291 × 7331

Prime Factorization of 63791

Prime factors of 63791 are 7, 13, 701. Prime factorization of 63791 in exponential form is:

63791 = 71 × 131 × 7011

Now multiplying the highest exponent prime factors to calculate the LCM of 63771 and 63791.

LCM(63771,63791) = 31 × 291 × 7331 × 71 × 131 × 7011
LCM(63771,63791) = 4068015861