What is the Least Common Multiple of 74690 and 74710?

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 74690 and 74710 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74690 and 74710, than apply into the LCM equation.

GCF(74690,74710) = 10
LCM(74690,74710) = ( 74690 × 74710) / 10
LCM(74690,74710) = 5580089900 / 10
LCM(74690,74710) = 558008990

Least Common Multiple (LCM) of 74690 and 74710 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74690 and 74710. First we will calculate the prime factors of 74690 and 74710.

Prime Factorization of 74690

Prime Factorization of 74710

Now multiplying the highest exponent prime factors to calculate the LCM of 74690 and 74710.

LCM(74690,74710) = 2¹ × 5¹ × 7¹ × 11¹ × 97¹ × 31¹ × 241¹
LCM(74690,74710) = 558008990