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What is the Least Common Multiple of 73991 and 74006?

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 73991 and 74006 is 5475777946.

LCM(73991,74006) = 5475777946

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Least Common Multiple of 73991 and 74006 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 73991 and 74006, than apply into the LCM equation.

GCF(73991,74006) = 1
LCM(73991,74006) = ( 73991 × 74006) / 1
LCM(73991,74006) = 5475777946 / 1
LCM(73991,74006) = 5475777946

Least Common Multiple (LCM) of 73991 and 74006 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 73991 and 74006. First we will calculate the prime factors of 73991 and 74006.

Prime Factorization of 73991

Prime factors of 73991 are 23, 3217. Prime factorization of 73991 in exponential form is:

73991 = 231 × 32171

Prime Factorization of 74006

Prime factors of 74006 are 2, 37003. Prime factorization of 74006 in exponential form is:

74006 = 21 × 370031

Now multiplying the highest exponent prime factors to calculate the LCM of 73991 and 74006.

LCM(73991,74006) = 231 × 32171 × 21 × 370031
LCM(73991,74006) = 5475777946