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What is the Least Common Multiple of 611 and 617?

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 611 and 617 is 376987.

LCM(611,617) = 376987

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Least Common Multiple of 611 and 617 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 611 and 617, than apply into the LCM equation.

GCF(611,617) = 1
LCM(611,617) = ( 611 × 617) / 1
LCM(611,617) = 376987 / 1
LCM(611,617) = 376987

Least Common Multiple (LCM) of 611 and 617 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 611 and 617. First we will calculate the prime factors of 611 and 617.

Prime Factorization of 611

Prime factors of 611 are 13, 47. Prime factorization of 611 in exponential form is:

611 = 131 × 471

Prime Factorization of 617

Prime factors of 617 are 617. Prime factorization of 617 in exponential form is:

617 = 6171

Now multiplying the highest exponent prime factors to calculate the LCM of 611 and 617.

LCM(611,617) = 131 × 471 × 6171
LCM(611,617) = 376987