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What is the Least Common Multiple of 68220 and 68234?

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 68220 and 68234 is 2327461740.

LCM(68220,68234) = 2327461740

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Least Common Multiple of 68220 and 68234 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68220 and 68234, than apply into the LCM equation.

GCF(68220,68234) = 2
LCM(68220,68234) = ( 68220 × 68234) / 2
LCM(68220,68234) = 4654923480 / 2
LCM(68220,68234) = 2327461740

Least Common Multiple (LCM) of 68220 and 68234 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68220 and 68234. First we will calculate the prime factors of 68220 and 68234.

Prime Factorization of 68220

Prime factors of 68220 are 2, 3, 5, 379. Prime factorization of 68220 in exponential form is:

68220 = 22 × 32 × 51 × 3791

Prime Factorization of 68234

Prime factors of 68234 are 2, 109, 313. Prime factorization of 68234 in exponential form is:

68234 = 21 × 1091 × 3131

Now multiplying the highest exponent prime factors to calculate the LCM of 68220 and 68234.

LCM(68220,68234) = 22 × 32 × 51 × 3791 × 1091 × 3131
LCM(68220,68234) = 2327461740