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What is the Least Common Multiple of 73643 and 73649?

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 73643 and 73649 is 5423733307.

LCM(73643,73649) = 5423733307

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Least Common Multiple of 73643 and 73649 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 73643 and 73649, than apply into the LCM equation.

GCF(73643,73649) = 1
LCM(73643,73649) = ( 73643 × 73649) / 1
LCM(73643,73649) = 5423733307 / 1
LCM(73643,73649) = 5423733307

Least Common Multiple (LCM) of 73643 and 73649 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 73643 and 73649. First we will calculate the prime factors of 73643 and 73649.

Prime Factorization of 73643

Prime factors of 73643 are 73643. Prime factorization of 73643 in exponential form is:

73643 = 736431

Prime Factorization of 73649

Prime factors of 73649 are 47, 1567. Prime factorization of 73649 in exponential form is:

73649 = 471 × 15671

Now multiplying the highest exponent prime factors to calculate the LCM of 73643 and 73649.

LCM(73643,73649) = 736431 × 471 × 15671
LCM(73643,73649) = 5423733307