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What is the Least Common Multiple of 68798 and 68809?

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 68798 and 68809 is 4733921582.

LCM(68798,68809) = 4733921582

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Least Common Multiple of 68798 and 68809 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68798 and 68809, than apply into the LCM equation.

GCF(68798,68809) = 1
LCM(68798,68809) = ( 68798 × 68809) / 1
LCM(68798,68809) = 4733921582 / 1
LCM(68798,68809) = 4733921582

Least Common Multiple (LCM) of 68798 and 68809 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68798 and 68809. First we will calculate the prime factors of 68798 and 68809.

Prime Factorization of 68798

Prime factors of 68798 are 2, 41, 839. Prime factorization of 68798 in exponential form is:

68798 = 21 × 411 × 8391

Prime Factorization of 68809

Prime factors of 68809 are 13, 67, 79. Prime factorization of 68809 in exponential form is:

68809 = 131 × 671 × 791

Now multiplying the highest exponent prime factors to calculate the LCM of 68798 and 68809.

LCM(68798,68809) = 21 × 411 × 8391 × 131 × 671 × 791
LCM(68798,68809) = 4733921582