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What is the Least Common Multiple of 52972 and 52985?

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 52972 and 52985 is 2806721420.

LCM(52972,52985) = 2806721420

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Least Common Multiple of 52972 and 52985 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 52972 and 52985, than apply into the LCM equation.

GCF(52972,52985) = 1
LCM(52972,52985) = ( 52972 × 52985) / 1
LCM(52972,52985) = 2806721420 / 1
LCM(52972,52985) = 2806721420

Least Common Multiple (LCM) of 52972 and 52985 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 52972 and 52985. First we will calculate the prime factors of 52972 and 52985.

Prime Factorization of 52972

Prime factors of 52972 are 2, 17, 19, 41. Prime factorization of 52972 in exponential form is:

52972 = 22 × 171 × 191 × 411

Prime Factorization of 52985

Prime factors of 52985 are 5, 10597. Prime factorization of 52985 in exponential form is:

52985 = 51 × 105971

Now multiplying the highest exponent prime factors to calculate the LCM of 52972 and 52985.

LCM(52972,52985) = 22 × 171 × 191 × 411 × 51 × 105971
LCM(52972,52985) = 2806721420