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What is the Least Common Multiple of 62721 and 62730?

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 62721 and 62730 is 437165370.

LCM(62721,62730) = 437165370

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Least Common Multiple of 62721 and 62730 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 62721 and 62730, than apply into the LCM equation.

GCF(62721,62730) = 9
LCM(62721,62730) = ( 62721 × 62730) / 9
LCM(62721,62730) = 3934488330 / 9
LCM(62721,62730) = 437165370

Least Common Multiple (LCM) of 62721 and 62730 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 62721 and 62730. First we will calculate the prime factors of 62721 and 62730.

Prime Factorization of 62721

Prime factors of 62721 are 3, 23, 101. Prime factorization of 62721 in exponential form is:

62721 = 33 × 231 × 1011

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

Now multiplying the highest exponent prime factors to calculate the LCM of 62721 and 62730.

LCM(62721,62730) = 33 × 231 × 1011 × 21 × 51 × 171 × 411
LCM(62721,62730) = 437165370