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What is the Least Common Multiple of 74945 and 74951?

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 74945 and 74951 is 5617202695.

LCM(74945,74951) = 5617202695

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Least Common Multiple of 74945 and 74951 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74945 and 74951, than apply into the LCM equation.

GCF(74945,74951) = 1
LCM(74945,74951) = ( 74945 × 74951) / 1
LCM(74945,74951) = 5617202695 / 1
LCM(74945,74951) = 5617202695

Least Common Multiple (LCM) of 74945 and 74951 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74945 and 74951. First we will calculate the prime factors of 74945 and 74951.

Prime Factorization of 74945

Prime factors of 74945 are 5, 13, 1153. Prime factorization of 74945 in exponential form is:

74945 = 51 × 131 × 11531

Prime Factorization of 74951

Prime factors of 74951 are 241, 311. Prime factorization of 74951 in exponential form is:

74951 = 2411 × 3111

Now multiplying the highest exponent prime factors to calculate the LCM of 74945 and 74951.

LCM(74945,74951) = 51 × 131 × 11531 × 2411 × 3111
LCM(74945,74951) = 5617202695