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What is the Least Common Multiple of 66785 and 66802?

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 66785 and 66802 is 4461371570.

LCM(66785,66802) = 4461371570

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Least Common Multiple of 66785 and 66802 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66785 and 66802, than apply into the LCM equation.

GCF(66785,66802) = 1
LCM(66785,66802) = ( 66785 × 66802) / 1
LCM(66785,66802) = 4461371570 / 1
LCM(66785,66802) = 4461371570

Least Common Multiple (LCM) of 66785 and 66802 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66785 and 66802. First we will calculate the prime factors of 66785 and 66802.

Prime Factorization of 66785

Prime factors of 66785 are 5, 19, 37. Prime factorization of 66785 in exponential form is:

66785 = 51 × 192 × 371

Prime Factorization of 66802

Prime factors of 66802 are 2, 127, 263. Prime factorization of 66802 in exponential form is:

66802 = 21 × 1271 × 2631

Now multiplying the highest exponent prime factors to calculate the LCM of 66785 and 66802.

LCM(66785,66802) = 51 × 192 × 371 × 21 × 1271 × 2631
LCM(66785,66802) = 4461371570