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What is the Least Common Multiple of 70149 and 70158?

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 70149 and 70158 is 1640504514.

LCM(70149,70158) = 1640504514

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Least Common Multiple of 70149 and 70158 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70149 and 70158, than apply into the LCM equation.

GCF(70149,70158) = 3
LCM(70149,70158) = ( 70149 × 70158) / 3
LCM(70149,70158) = 4921513542 / 3
LCM(70149,70158) = 1640504514

Least Common Multiple (LCM) of 70149 and 70158 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70149 and 70158. First we will calculate the prime factors of 70149 and 70158.

Prime Factorization of 70149

Prime factors of 70149 are 3, 67, 349. Prime factorization of 70149 in exponential form is:

70149 = 31 × 671 × 3491

Prime Factorization of 70158

Prime factors of 70158 are 2, 3, 11, 1063. Prime factorization of 70158 in exponential form is:

70158 = 21 × 31 × 111 × 10631

Now multiplying the highest exponent prime factors to calculate the LCM of 70149 and 70158.

LCM(70149,70158) = 31 × 671 × 3491 × 21 × 111 × 10631
LCM(70149,70158) = 1640504514