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What is the Least Common Multiple of 68840 and 68848?

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 68840 and 68848 is 592437040.

LCM(68840,68848) = 592437040

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Least Common Multiple of 68840 and 68848 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68840 and 68848, than apply into the LCM equation.

GCF(68840,68848) = 8
LCM(68840,68848) = ( 68840 × 68848) / 8
LCM(68840,68848) = 4739496320 / 8
LCM(68840,68848) = 592437040

Least Common Multiple (LCM) of 68840 and 68848 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68840 and 68848. First we will calculate the prime factors of 68840 and 68848.

Prime Factorization of 68840

Prime factors of 68840 are 2, 5, 1721. Prime factorization of 68840 in exponential form is:

68840 = 23 × 51 × 17211

Prime Factorization of 68848

Prime factors of 68848 are 2, 13, 331. Prime factorization of 68848 in exponential form is:

68848 = 24 × 131 × 3311

Now multiplying the highest exponent prime factors to calculate the LCM of 68840 and 68848.

LCM(68840,68848) = 24 × 51 × 17211 × 131 × 3311
LCM(68840,68848) = 592437040