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What is the Least Common Multiple of 43974 and 43979?

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 43974 and 43979 is 1933932546.

LCM(43974,43979) = 1933932546

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Least Common Multiple of 43974 and 43979 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43974 and 43979, than apply into the LCM equation.

GCF(43974,43979) = 1
LCM(43974,43979) = ( 43974 × 43979) / 1
LCM(43974,43979) = 1933932546 / 1
LCM(43974,43979) = 1933932546

Least Common Multiple (LCM) of 43974 and 43979 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43974 and 43979. First we will calculate the prime factors of 43974 and 43979.

Prime Factorization of 43974

Prime factors of 43974 are 2, 3, 7, 349. Prime factorization of 43974 in exponential form is:

43974 = 21 × 32 × 71 × 3491

Prime Factorization of 43979

Prime factors of 43979 are 13, 17, 199. Prime factorization of 43979 in exponential form is:

43979 = 131 × 171 × 1991

Now multiplying the highest exponent prime factors to calculate the LCM of 43974 and 43979.

LCM(43974,43979) = 21 × 32 × 71 × 3491 × 131 × 171 × 1991
LCM(43974,43979) = 1933932546