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What is the Least Common Multiple of 43946 and 43963?

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 43946 and 43963 is 1931997998.

LCM(43946,43963) = 1931997998

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Least Common Multiple of 43946 and 43963 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43946 and 43963, than apply into the LCM equation.

GCF(43946,43963) = 1
LCM(43946,43963) = ( 43946 × 43963) / 1
LCM(43946,43963) = 1931997998 / 1
LCM(43946,43963) = 1931997998

Least Common Multiple (LCM) of 43946 and 43963 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43946 and 43963. First we will calculate the prime factors of 43946 and 43963.

Prime Factorization of 43946

Prime factors of 43946 are 2, 7, 43, 73. Prime factorization of 43946 in exponential form is:

43946 = 21 × 71 × 431 × 731

Prime Factorization of 43963

Prime factors of 43963 are 43963. Prime factorization of 43963 in exponential form is:

43963 = 439631

Now multiplying the highest exponent prime factors to calculate the LCM of 43946 and 43963.

LCM(43946,43963) = 21 × 71 × 431 × 731 × 439631
LCM(43946,43963) = 1931997998