What is the Least Common Multiple of 74710 and 74715?

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 74710 and 74715 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74710 and 74715, than apply into the LCM equation.

GCF(74710,74715) = 5
LCM(74710,74715) = ( 74710 × 74715) / 5
LCM(74710,74715) = 5581957650 / 5
LCM(74710,74715) = 1116391530

Least Common Multiple (LCM) of 74710 and 74715 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74710 and 74715. First we will calculate the prime factors of 74710 and 74715.

Prime Factorization of 74710

Prime Factorization of 74715

Now multiplying the highest exponent prime factors to calculate the LCM of 74710 and 74715.

LCM(74710,74715) = 2¹ × 5¹ × 31¹ × 241¹ × 3¹ × 17¹ × 293¹
LCM(74710,74715) = 1116391530