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What is the Least Common Multiple of 38610 and 38621?

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 38610 and 38621 is 135559710.

LCM(38610,38621) = 135559710

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Least Common Multiple of 38610 and 38621 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38610 and 38621, than apply into the LCM equation.

GCF(38610,38621) = 11
LCM(38610,38621) = ( 38610 × 38621) / 11
LCM(38610,38621) = 1491156810 / 11
LCM(38610,38621) = 135559710

Least Common Multiple (LCM) of 38610 and 38621 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38610 and 38621. First we will calculate the prime factors of 38610 and 38621.

Prime Factorization of 38610

Prime factors of 38610 are 2, 3, 5, 11, 13. Prime factorization of 38610 in exponential form is:

38610 = 21 × 33 × 51 × 111 × 131

Prime Factorization of 38621

Prime factors of 38621 are 11, 3511. Prime factorization of 38621 in exponential form is:

38621 = 111 × 35111

Now multiplying the highest exponent prime factors to calculate the LCM of 38610 and 38621.

LCM(38610,38621) = 21 × 33 × 51 × 111 × 131 × 35111
LCM(38610,38621) = 135559710