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What is the Least Common Multiple of 43947 and 43960?

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 43947 and 43960 is 1931910120.

LCM(43947,43960) = 1931910120

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Least Common Multiple of 43947 and 43960 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43947 and 43960, than apply into the LCM equation.

GCF(43947,43960) = 1
LCM(43947,43960) = ( 43947 × 43960) / 1
LCM(43947,43960) = 1931910120 / 1
LCM(43947,43960) = 1931910120

Least Common Multiple (LCM) of 43947 and 43960 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43947 and 43960. First we will calculate the prime factors of 43947 and 43960.

Prime Factorization of 43947

Prime factors of 43947 are 3, 19, 257. Prime factorization of 43947 in exponential form is:

43947 = 32 × 191 × 2571

Prime Factorization of 43960

Prime factors of 43960 are 2, 5, 7, 157. Prime factorization of 43960 in exponential form is:

43960 = 23 × 51 × 71 × 1571

Now multiplying the highest exponent prime factors to calculate the LCM of 43947 and 43960.

LCM(43947,43960) = 32 × 191 × 2571 × 23 × 51 × 71 × 1571
LCM(43947,43960) = 1931910120