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What is the Least Common Multiple of 97742 and 97746?

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 97742 and 97746 is 4776944766.

LCM(97742,97746) = 4776944766

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Least Common Multiple of 97742 and 97746 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 97742 and 97746, than apply into the LCM equation.

GCF(97742,97746) = 2
LCM(97742,97746) = ( 97742 × 97746) / 2
LCM(97742,97746) = 9553889532 / 2
LCM(97742,97746) = 4776944766

Least Common Multiple (LCM) of 97742 and 97746 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 97742 and 97746. First we will calculate the prime factors of 97742 and 97746.

Prime Factorization of 97742

Prime factors of 97742 are 2, 48871. Prime factorization of 97742 in exponential form is:

97742 = 21 × 488711

Prime Factorization of 97746

Prime factors of 97746 are 2, 3, 11, 1481. Prime factorization of 97746 in exponential form is:

97746 = 21 × 31 × 111 × 14811

Now multiplying the highest exponent prime factors to calculate the LCM of 97742 and 97746.

LCM(97742,97746) = 21 × 488711 × 31 × 111 × 14811
LCM(97742,97746) = 4776944766