What is the Least Common Multiple of 99820 and 99830?

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 99820 and 99830 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 99820 and 99830, than apply into the LCM equation.

GCF(99820,99830) = 10
LCM(99820,99830) = ( 99820 × 99830) / 10
LCM(99820,99830) = 9965030600 / 10
LCM(99820,99830) = 996503060

Least Common Multiple (LCM) of 99820 and 99830 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 99820 and 99830. First we will calculate the prime factors of 99820 and 99830.

Prime Factorization of 99820

Prime Factorization of 99830

Now multiplying the highest exponent prime factors to calculate the LCM of 99820 and 99830.

LCM(99820,99830) = 2² × 5¹ × 7¹ × 23¹ × 31¹ × 67¹ × 149¹
LCM(99820,99830) = 996503060