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What is the Least Common Multiple of 57702 and 57722?

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 57702 and 57722 is 1665337422.

LCM(57702,57722) = 1665337422

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Least Common Multiple of 57702 and 57722 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57702 and 57722, than apply into the LCM equation.

GCF(57702,57722) = 2
LCM(57702,57722) = ( 57702 × 57722) / 2
LCM(57702,57722) = 3330674844 / 2
LCM(57702,57722) = 1665337422

Least Common Multiple (LCM) of 57702 and 57722 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57702 and 57722. First we will calculate the prime factors of 57702 and 57722.

Prime Factorization of 57702

Prime factors of 57702 are 2, 3, 59, 163. Prime factorization of 57702 in exponential form is:

57702 = 21 × 31 × 591 × 1631

Prime Factorization of 57722

Prime factors of 57722 are 2, 7, 19, 31. Prime factorization of 57722 in exponential form is:

57722 = 21 × 72 × 191 × 311

Now multiplying the highest exponent prime factors to calculate the LCM of 57702 and 57722.

LCM(57702,57722) = 21 × 31 × 591 × 1631 × 72 × 191 × 311
LCM(57702,57722) = 1665337422