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What is the Least Common Multiple of 68803 and 68815?

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 68803 and 68815 is 4734678445.

LCM(68803,68815) = 4734678445

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Least Common Multiple of 68803 and 68815 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68803 and 68815, than apply into the LCM equation.

GCF(68803,68815) = 1
LCM(68803,68815) = ( 68803 × 68815) / 1
LCM(68803,68815) = 4734678445 / 1
LCM(68803,68815) = 4734678445

Least Common Multiple (LCM) of 68803 and 68815 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68803 and 68815. First we will calculate the prime factors of 68803 and 68815.

Prime Factorization of 68803

Prime factors of 68803 are 7, 9829. Prime factorization of 68803 in exponential form is:

68803 = 71 × 98291

Prime Factorization of 68815

Prime factors of 68815 are 5, 13763. Prime factorization of 68815 in exponential form is:

68815 = 51 × 137631

Now multiplying the highest exponent prime factors to calculate the LCM of 68803 and 68815.

LCM(68803,68815) = 71 × 98291 × 51 × 137631
LCM(68803,68815) = 4734678445