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What is the Least Common Multiple of 66830 and 66834?

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 66830 and 66834 is 2233258110.

LCM(66830,66834) = 2233258110

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Least Common Multiple of 66830 and 66834 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66830 and 66834, than apply into the LCM equation.

GCF(66830,66834) = 2
LCM(66830,66834) = ( 66830 × 66834) / 2
LCM(66830,66834) = 4466516220 / 2
LCM(66830,66834) = 2233258110

Least Common Multiple (LCM) of 66830 and 66834 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66830 and 66834. First we will calculate the prime factors of 66830 and 66834.

Prime Factorization of 66830

Prime factors of 66830 are 2, 5, 41, 163. Prime factorization of 66830 in exponential form is:

66830 = 21 × 51 × 411 × 1631

Prime Factorization of 66834

Prime factors of 66834 are 2, 3, 47, 79. Prime factorization of 66834 in exponential form is:

66834 = 21 × 32 × 471 × 791

Now multiplying the highest exponent prime factors to calculate the LCM of 66830 and 66834.

LCM(66830,66834) = 21 × 51 × 411 × 1631 × 32 × 471 × 791
LCM(66830,66834) = 2233258110