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What is the Least Common Multiple of 3145 and 3154?

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 3145 and 3154 is 9919330.

LCM(3145,3154) = 9919330

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Least Common Multiple of 3145 and 3154 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3145 and 3154, than apply into the LCM equation.

GCF(3145,3154) = 1
LCM(3145,3154) = ( 3145 × 3154) / 1
LCM(3145,3154) = 9919330 / 1
LCM(3145,3154) = 9919330

Least Common Multiple (LCM) of 3145 and 3154 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3145 and 3154. First we will calculate the prime factors of 3145 and 3154.

Prime Factorization of 3145

Prime factors of 3145 are 5, 17, 37. Prime factorization of 3145 in exponential form is:

3145 = 51 × 171 × 371

Prime Factorization of 3154

Prime factors of 3154 are 2, 19, 83. Prime factorization of 3154 in exponential form is:

3154 = 21 × 191 × 831

Now multiplying the highest exponent prime factors to calculate the LCM of 3145 and 3154.

LCM(3145,3154) = 51 × 171 × 371 × 21 × 191 × 831
LCM(3145,3154) = 9919330