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What is the Least Common Multiple of 71213 and 71231?

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 71213 and 71231 is 5072573203.

LCM(71213,71231) = 5072573203

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Least Common Multiple of 71213 and 71231 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71213 and 71231, than apply into the LCM equation.

GCF(71213,71231) = 1
LCM(71213,71231) = ( 71213 × 71231) / 1
LCM(71213,71231) = 5072573203 / 1
LCM(71213,71231) = 5072573203

Least Common Multiple (LCM) of 71213 and 71231 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71213 and 71231. First we will calculate the prime factors of 71213 and 71231.

Prime Factorization of 71213

Prime factors of 71213 are 17, 59, 71. Prime factorization of 71213 in exponential form is:

71213 = 171 × 591 × 711

Prime Factorization of 71231

Prime factors of 71231 are 19, 23, 163. Prime factorization of 71231 in exponential form is:

71231 = 191 × 231 × 1631

Now multiplying the highest exponent prime factors to calculate the LCM of 71213 and 71231.

LCM(71213,71231) = 171 × 591 × 711 × 191 × 231 × 1631
LCM(71213,71231) = 5072573203