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What is the Least Common Multiple of 68489 and 68504?

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 68489 and 68504 is 4691770456.

LCM(68489,68504) = 4691770456

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Least Common Multiple of 68489 and 68504 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68489 and 68504, than apply into the LCM equation.

GCF(68489,68504) = 1
LCM(68489,68504) = ( 68489 × 68504) / 1
LCM(68489,68504) = 4691770456 / 1
LCM(68489,68504) = 4691770456

Least Common Multiple (LCM) of 68489 and 68504 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68489 and 68504. First we will calculate the prime factors of 68489 and 68504.

Prime Factorization of 68489

Prime factors of 68489 are 68489. Prime factorization of 68489 in exponential form is:

68489 = 684891

Prime Factorization of 68504

Prime factors of 68504 are 2, 8563. Prime factorization of 68504 in exponential form is:

68504 = 23 × 85631

Now multiplying the highest exponent prime factors to calculate the LCM of 68489 and 68504.

LCM(68489,68504) = 684891 × 23 × 85631
LCM(68489,68504) = 4691770456