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What is the Least Common Multiple of 71132 and 71142?

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 71132 and 71142 is 2530236372.

LCM(71132,71142) = 2530236372

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Least Common Multiple of 71132 and 71142 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71132 and 71142, than apply into the LCM equation.

GCF(71132,71142) = 2
LCM(71132,71142) = ( 71132 × 71142) / 2
LCM(71132,71142) = 5060472744 / 2
LCM(71132,71142) = 2530236372

Least Common Multiple (LCM) of 71132 and 71142 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71132 and 71142. First we will calculate the prime factors of 71132 and 71142.

Prime Factorization of 71132

Prime factors of 71132 are 2, 17783. Prime factorization of 71132 in exponential form is:

71132 = 22 × 177831

Prime Factorization of 71142

Prime factors of 71142 are 2, 3, 71, 167. Prime factorization of 71142 in exponential form is:

71142 = 21 × 31 × 711 × 1671

Now multiplying the highest exponent prime factors to calculate the LCM of 71132 and 71142.

LCM(71132,71142) = 22 × 177831 × 31 × 711 × 1671
LCM(71132,71142) = 2530236372