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What is the Least Common Multiple of 71208 and 71223?

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 71208 and 71223 is 1690549128.

LCM(71208,71223) = 1690549128

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Least Common Multiple of 71208 and 71223 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71208 and 71223, than apply into the LCM equation.

GCF(71208,71223) = 3
LCM(71208,71223) = ( 71208 × 71223) / 3
LCM(71208,71223) = 5071647384 / 3
LCM(71208,71223) = 1690549128

Least Common Multiple (LCM) of 71208 and 71223 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71208 and 71223. First we will calculate the prime factors of 71208 and 71223.

Prime Factorization of 71208

Prime factors of 71208 are 2, 3, 23, 43. Prime factorization of 71208 in exponential form is:

71208 = 23 × 32 × 231 × 431

Prime Factorization of 71223

Prime factors of 71223 are 3, 23741. Prime factorization of 71223 in exponential form is:

71223 = 31 × 237411

Now multiplying the highest exponent prime factors to calculate the LCM of 71208 and 71223.

LCM(71208,71223) = 23 × 32 × 231 × 431 × 237411
LCM(71208,71223) = 1690549128