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What is the Least Common Multiple of 56142 and 56154?

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 56142 and 56154 is 525432978.

LCM(56142,56154) = 525432978

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Least Common Multiple of 56142 and 56154 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56142 and 56154, than apply into the LCM equation.

GCF(56142,56154) = 6
LCM(56142,56154) = ( 56142 × 56154) / 6
LCM(56142,56154) = 3152597868 / 6
LCM(56142,56154) = 525432978

Least Common Multiple (LCM) of 56142 and 56154 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56142 and 56154. First we will calculate the prime factors of 56142 and 56154.

Prime Factorization of 56142

Prime factors of 56142 are 2, 3, 3119. Prime factorization of 56142 in exponential form is:

56142 = 21 × 32 × 31191

Prime Factorization of 56154

Prime factors of 56154 are 2, 3, 7, 191. Prime factorization of 56154 in exponential form is:

56154 = 21 × 31 × 72 × 1911

Now multiplying the highest exponent prime factors to calculate the LCM of 56142 and 56154.

LCM(56142,56154) = 21 × 32 × 31191 × 72 × 1911
LCM(56142,56154) = 525432978