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What is the Least Common Multiple of 62730 and 62745?

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 62730 and 62745 is 262399590.

LCM(62730,62745) = 262399590

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Least Common Multiple of 62730 and 62745 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 62730 and 62745, than apply into the LCM equation.

GCF(62730,62745) = 15
LCM(62730,62745) = ( 62730 × 62745) / 15
LCM(62730,62745) = 3935993850 / 15
LCM(62730,62745) = 262399590

Least Common Multiple (LCM) of 62730 and 62745 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 62730 and 62745. First we will calculate the prime factors of 62730 and 62745.

Prime Factorization of 62730

Prime factors of 62730 are 2, 3, 5, 17, 41. Prime factorization of 62730 in exponential form is:

62730 = 21 × 32 × 51 × 171 × 411

Prime Factorization of 62745

Prime factors of 62745 are 3, 5, 47, 89. Prime factorization of 62745 in exponential form is:

62745 = 31 × 51 × 471 × 891

Now multiplying the highest exponent prime factors to calculate the LCM of 62730 and 62745.

LCM(62730,62745) = 21 × 32 × 51 × 171 × 411 × 471 × 891
LCM(62730,62745) = 262399590