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What is the Least Common Multiple of 68742 and 68753?

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 68742 and 68753 is 4726218726.

LCM(68742,68753) = 4726218726

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Least Common Multiple of 68742 and 68753 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68742 and 68753, than apply into the LCM equation.

GCF(68742,68753) = 1
LCM(68742,68753) = ( 68742 × 68753) / 1
LCM(68742,68753) = 4726218726 / 1
LCM(68742,68753) = 4726218726

Least Common Multiple (LCM) of 68742 and 68753 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68742 and 68753. First we will calculate the prime factors of 68742 and 68753.

Prime Factorization of 68742

Prime factors of 68742 are 2, 3, 19, 67. Prime factorization of 68742 in exponential form is:

68742 = 21 × 33 × 191 × 671

Prime Factorization of 68753

Prime factors of 68753 are 197, 349. Prime factorization of 68753 in exponential form is:

68753 = 1971 × 3491

Now multiplying the highest exponent prime factors to calculate the LCM of 68742 and 68753.

LCM(68742,68753) = 21 × 33 × 191 × 671 × 1971 × 3491
LCM(68742,68753) = 4726218726