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What is the Least Common Multiple of 47956 and 47970?

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 47956 and 47970 is 1150224660.

LCM(47956,47970) = 1150224660

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Least Common Multiple of 47956 and 47970 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47956 and 47970, than apply into the LCM equation.

GCF(47956,47970) = 2
LCM(47956,47970) = ( 47956 × 47970) / 2
LCM(47956,47970) = 2300449320 / 2
LCM(47956,47970) = 1150224660

Least Common Multiple (LCM) of 47956 and 47970 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47956 and 47970. First we will calculate the prime factors of 47956 and 47970.

Prime Factorization of 47956

Prime factors of 47956 are 2, 19, 631. Prime factorization of 47956 in exponential form is:

47956 = 22 × 191 × 6311

Prime Factorization of 47970

Prime factors of 47970 are 2, 3, 5, 13, 41. Prime factorization of 47970 in exponential form is:

47970 = 21 × 32 × 51 × 131 × 411

Now multiplying the highest exponent prime factors to calculate the LCM of 47956 and 47970.

LCM(47956,47970) = 22 × 191 × 6311 × 32 × 51 × 131 × 411
LCM(47956,47970) = 1150224660