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What is the Least Common Multiple of 69685 and 69703?

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 69685 and 69703 is 4857253555.

LCM(69685,69703) = 4857253555

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Least Common Multiple of 69685 and 69703 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69685 and 69703, than apply into the LCM equation.

GCF(69685,69703) = 1
LCM(69685,69703) = ( 69685 × 69703) / 1
LCM(69685,69703) = 4857253555 / 1
LCM(69685,69703) = 4857253555

Least Common Multiple (LCM) of 69685 and 69703 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69685 and 69703. First we will calculate the prime factors of 69685 and 69703.

Prime Factorization of 69685

Prime factors of 69685 are 5, 7, 11, 181. Prime factorization of 69685 in exponential form is:

69685 = 51 × 71 × 111 × 1811

Prime Factorization of 69703

Prime factors of 69703 are 43, 1621. Prime factorization of 69703 in exponential form is:

69703 = 431 × 16211

Now multiplying the highest exponent prime factors to calculate the LCM of 69685 and 69703.

LCM(69685,69703) = 51 × 71 × 111 × 1811 × 431 × 16211
LCM(69685,69703) = 4857253555