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What is the Least Common Multiple of 69849 and 69860?

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 69849 and 69860 is 4879651140.

LCM(69849,69860) = 4879651140

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Least Common Multiple of 69849 and 69860 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69849 and 69860, than apply into the LCM equation.

GCF(69849,69860) = 1
LCM(69849,69860) = ( 69849 × 69860) / 1
LCM(69849,69860) = 4879651140 / 1
LCM(69849,69860) = 4879651140

Least Common Multiple (LCM) of 69849 and 69860 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69849 and 69860. First we will calculate the prime factors of 69849 and 69860.

Prime Factorization of 69849

Prime factors of 69849 are 3, 13, 199. Prime factorization of 69849 in exponential form is:

69849 = 33 × 131 × 1991

Prime Factorization of 69860

Prime factors of 69860 are 2, 5, 7, 499. Prime factorization of 69860 in exponential form is:

69860 = 22 × 51 × 71 × 4991

Now multiplying the highest exponent prime factors to calculate the LCM of 69849 and 69860.

LCM(69849,69860) = 33 × 131 × 1991 × 22 × 51 × 71 × 4991
LCM(69849,69860) = 4879651140