What is the Least Common Multiple of 83210 and 83218?

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 83210 and 83218 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83210 and 83218, than apply into the LCM equation.

GCF(83210,83218) = 2
LCM(83210,83218) = ( 83210 × 83218) / 2
LCM(83210,83218) = 6924569780 / 2
LCM(83210,83218) = 3462284890

Least Common Multiple (LCM) of 83210 and 83218 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83210 and 83218. First we will calculate the prime factors of 83210 and 83218.

Prime Factorization of 83210

Prime Factorization of 83218

Now multiplying the highest exponent prime factors to calculate the LCM of 83210 and 83218.

LCM(83210,83218) = 2¹ × 5¹ × 53¹ × 157¹ × 41609¹
LCM(83210,83218) = 3462284890