What is the Least Common Multiple of 74542 and 74557?

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 74542 and 74557 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74542 and 74557, than apply into the LCM equation.

GCF(74542,74557) = 1
LCM(74542,74557) = ( 74542 × 74557) / 1
LCM(74542,74557) = 5557627894 / 1
LCM(74542,74557) = 5557627894

Least Common Multiple (LCM) of 74542 and 74557 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74542 and 74557. First we will calculate the prime factors of 74542 and 74557.

Prime Factorization of 74542

Prime Factorization of 74557

Now multiplying the highest exponent prime factors to calculate the LCM of 74542 and 74557.

LCM(74542,74557) = 2¹ × 13¹ × 47¹ × 61¹ × 7¹ × 10651¹
LCM(74542,74557) = 5557627894