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What is the Least Common Multiple of 69850 and 69855?

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 69850 and 69855 is 975874350.

LCM(69850,69855) = 975874350

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Least Common Multiple of 69850 and 69855 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69850 and 69855, than apply into the LCM equation.

GCF(69850,69855) = 5
LCM(69850,69855) = ( 69850 × 69855) / 5
LCM(69850,69855) = 4879371750 / 5
LCM(69850,69855) = 975874350

Least Common Multiple (LCM) of 69850 and 69855 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69850 and 69855. First we will calculate the prime factors of 69850 and 69855.

Prime Factorization of 69850

Prime factors of 69850 are 2, 5, 11, 127. Prime factorization of 69850 in exponential form is:

69850 = 21 × 52 × 111 × 1271

Prime Factorization of 69855

Prime factors of 69855 are 3, 5, 4657. Prime factorization of 69855 in exponential form is:

69855 = 31 × 51 × 46571

Now multiplying the highest exponent prime factors to calculate the LCM of 69850 and 69855.

LCM(69850,69855) = 21 × 52 × 111 × 1271 × 31 × 46571
LCM(69850,69855) = 975874350