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What is the Least Common Multiple of 3646 and 3659?

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 3646 and 3659 is 13340714.

LCM(3646,3659) = 13340714

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Least Common Multiple of 3646 and 3659 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3646 and 3659, than apply into the LCM equation.

GCF(3646,3659) = 1
LCM(3646,3659) = ( 3646 × 3659) / 1
LCM(3646,3659) = 13340714 / 1
LCM(3646,3659) = 13340714

Least Common Multiple (LCM) of 3646 and 3659 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3646 and 3659. First we will calculate the prime factors of 3646 and 3659.

Prime Factorization of 3646

Prime factors of 3646 are 2, 1823. Prime factorization of 3646 in exponential form is:

3646 = 21 × 18231

Prime Factorization of 3659

Prime factors of 3659 are 3659. Prime factorization of 3659 in exponential form is:

3659 = 36591

Now multiplying the highest exponent prime factors to calculate the LCM of 3646 and 3659.

LCM(3646,3659) = 21 × 18231 × 36591
LCM(3646,3659) = 13340714