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What is the Least Common Multiple of 74943 and 74958?

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 74943 and 74958 is 1872525798.

LCM(74943,74958) = 1872525798

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Least Common Multiple of 74943 and 74958 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74943 and 74958, than apply into the LCM equation.

GCF(74943,74958) = 3
LCM(74943,74958) = ( 74943 × 74958) / 3
LCM(74943,74958) = 5617577394 / 3
LCM(74943,74958) = 1872525798

Least Common Multiple (LCM) of 74943 and 74958 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74943 and 74958. First we will calculate the prime factors of 74943 and 74958.

Prime Factorization of 74943

Prime factors of 74943 are 3, 11, 757. Prime factorization of 74943 in exponential form is:

74943 = 32 × 111 × 7571

Prime Factorization of 74958

Prime factors of 74958 are 2, 3, 13, 31. Prime factorization of 74958 in exponential form is:

74958 = 21 × 31 × 131 × 312

Now multiplying the highest exponent prime factors to calculate the LCM of 74943 and 74958.

LCM(74943,74958) = 32 × 111 × 7571 × 21 × 131 × 312
LCM(74943,74958) = 1872525798