What is the Least Common Multiple of 71217 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 of 71217 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 71217 and 71223, than apply into the LCM equation.

GCF(71217,71223) = 3
LCM(71217,71223) = ( 71217 × 71223) / 3
LCM(71217,71223) = 5072288391 / 3
LCM(71217,71223) = 1690762797

Least Common Multiple (LCM) of 71217 and 71223 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71217 and 71223. First we will calculate the prime factors of 71217 and 71223.

Prime Factorization of 71217

Prime Factorization of 71223

Now multiplying the highest exponent prime factors to calculate the LCM of 71217 and 71223.

LCM(71217,71223) = 3² × 41¹ × 193¹ × 23741¹
LCM(71217,71223) = 1690762797