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What is the Least Common Multiple of 69705 and 69718?

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 69705 and 69718 is 4859693190.

LCM(69705,69718) = 4859693190

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Least Common Multiple of 69705 and 69718 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69705 and 69718, than apply into the LCM equation.

GCF(69705,69718) = 1
LCM(69705,69718) = ( 69705 × 69718) / 1
LCM(69705,69718) = 4859693190 / 1
LCM(69705,69718) = 4859693190

Least Common Multiple (LCM) of 69705 and 69718 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69705 and 69718. First we will calculate the prime factors of 69705 and 69718.

Prime Factorization of 69705

Prime factors of 69705 are 3, 5, 1549. Prime factorization of 69705 in exponential form is:

69705 = 32 × 51 × 15491

Prime Factorization of 69718

Prime factors of 69718 are 2, 11, 3169. Prime factorization of 69718 in exponential form is:

69718 = 21 × 111 × 31691

Now multiplying the highest exponent prime factors to calculate the LCM of 69705 and 69718.

LCM(69705,69718) = 32 × 51 × 15491 × 21 × 111 × 31691
LCM(69705,69718) = 4859693190