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What is the Least Common Multiple of 68649 and 68662?

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 68649 and 68662 is 4713577638.

LCM(68649,68662) = 4713577638

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Least Common Multiple of 68649 and 68662 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68649 and 68662, than apply into the LCM equation.

GCF(68649,68662) = 1
LCM(68649,68662) = ( 68649 × 68662) / 1
LCM(68649,68662) = 4713577638 / 1
LCM(68649,68662) = 4713577638

Least Common Multiple (LCM) of 68649 and 68662 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68649 and 68662. First we will calculate the prime factors of 68649 and 68662.

Prime Factorization of 68649

Prime factors of 68649 are 3, 7, 467. Prime factorization of 68649 in exponential form is:

68649 = 31 × 72 × 4671

Prime Factorization of 68662

Prime factors of 68662 are 2, 11, 3121. Prime factorization of 68662 in exponential form is:

68662 = 21 × 111 × 31211

Now multiplying the highest exponent prime factors to calculate the LCM of 68649 and 68662.

LCM(68649,68662) = 31 × 72 × 4671 × 21 × 111 × 31211
LCM(68649,68662) = 4713577638