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What is the Least Common Multiple of 74746 and 74756?

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 74746 and 74756 is 2793855988.

LCM(74746,74756) = 2793855988

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Least Common Multiple of 74746 and 74756 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74746 and 74756, than apply into the LCM equation.

GCF(74746,74756) = 2
LCM(74746,74756) = ( 74746 × 74756) / 2
LCM(74746,74756) = 5587711976 / 2
LCM(74746,74756) = 2793855988

Least Common Multiple (LCM) of 74746 and 74756 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74746 and 74756. First we will calculate the prime factors of 74746 and 74756.

Prime Factorization of 74746

Prime factors of 74746 are 2, 7, 19, 281. Prime factorization of 74746 in exponential form is:

74746 = 21 × 71 × 191 × 2811

Prime Factorization of 74756

Prime factors of 74756 are 2, 11, 1699. Prime factorization of 74756 in exponential form is:

74756 = 22 × 111 × 16991

Now multiplying the highest exponent prime factors to calculate the LCM of 74746 and 74756.

LCM(74746,74756) = 22 × 71 × 191 × 2811 × 111 × 16991
LCM(74746,74756) = 2793855988