What is the Least Common Multiple of 67480 and 67492?

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 67480 and 67492 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67480 and 67492, than apply into the LCM equation.

GCF(67480,67492) = 4
LCM(67480,67492) = ( 67480 × 67492) / 4
LCM(67480,67492) = 4554360160 / 4
LCM(67480,67492) = 1138590040

Least Common Multiple (LCM) of 67480 and 67492 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67480 and 67492. First we will calculate the prime factors of 67480 and 67492.

Prime Factorization of 67480

Prime Factorization of 67492

Now multiplying the highest exponent prime factors to calculate the LCM of 67480 and 67492.

LCM(67480,67492) = 2³ × 5¹ × 7¹ × 241¹ × 47¹ × 359¹
LCM(67480,67492) = 1138590040