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What is the Least Common Multiple of 65623 and 65637?

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 65623 and 65637 is 4307296851.

LCM(65623,65637) = 4307296851

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Least Common Multiple of 65623 and 65637 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65623 and 65637, than apply into the LCM equation.

GCF(65623,65637) = 1
LCM(65623,65637) = ( 65623 × 65637) / 1
LCM(65623,65637) = 4307296851 / 1
LCM(65623,65637) = 4307296851

Least Common Multiple (LCM) of 65623 and 65637 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65623 and 65637. First we will calculate the prime factors of 65623 and 65637.

Prime Factorization of 65623

Prime factors of 65623 are 137, 479. Prime factorization of 65623 in exponential form is:

65623 = 1371 × 4791

Prime Factorization of 65637

Prime factors of 65637 are 3, 11, 13, 17. Prime factorization of 65637 in exponential form is:

65637 = 33 × 111 × 131 × 171

Now multiplying the highest exponent prime factors to calculate the LCM of 65623 and 65637.

LCM(65623,65637) = 1371 × 4791 × 33 × 111 × 131 × 171
LCM(65623,65637) = 4307296851