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What is the Least Common Multiple of 74380 and 74397?

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 74380 and 74397 is 5533648860.

LCM(74380,74397) = 5533648860

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Least Common Multiple of 74380 and 74397 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74380 and 74397, than apply into the LCM equation.

GCF(74380,74397) = 1
LCM(74380,74397) = ( 74380 × 74397) / 1
LCM(74380,74397) = 5533648860 / 1
LCM(74380,74397) = 5533648860

Least Common Multiple (LCM) of 74380 and 74397 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74380 and 74397. First we will calculate the prime factors of 74380 and 74397.

Prime Factorization of 74380

Prime factors of 74380 are 2, 5, 3719. Prime factorization of 74380 in exponential form is:

74380 = 22 × 51 × 37191

Prime Factorization of 74397

Prime factors of 74397 are 3, 24799. Prime factorization of 74397 in exponential form is:

74397 = 31 × 247991

Now multiplying the highest exponent prime factors to calculate the LCM of 74380 and 74397.

LCM(74380,74397) = 22 × 51 × 37191 × 31 × 247991
LCM(74380,74397) = 5533648860