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What is the Least Common Multiple of 74993 and 75009?

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 74993 and 75009 is 5625149937.

LCM(74993,75009) = 5625149937

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Least Common Multiple of 74993 and 75009 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74993 and 75009, than apply into the LCM equation.

GCF(74993,75009) = 1
LCM(74993,75009) = ( 74993 × 75009) / 1
LCM(74993,75009) = 5625149937 / 1
LCM(74993,75009) = 5625149937

Least Common Multiple (LCM) of 74993 and 75009 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74993 and 75009. First we will calculate the prime factors of 74993 and 75009.

Prime Factorization of 74993

Prime factors of 74993 are 19, 3947. Prime factorization of 74993 in exponential form is:

74993 = 191 × 39471

Prime Factorization of 75009

Prime factors of 75009 are 3, 11, 2273. Prime factorization of 75009 in exponential form is:

75009 = 31 × 111 × 22731

Now multiplying the highest exponent prime factors to calculate the LCM of 74993 and 75009.

LCM(74993,75009) = 191 × 39471 × 31 × 111 × 22731
LCM(74993,75009) = 5625149937