What is the Least Common Multiple of 30961 and 30970?

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 30961 and 30970 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30961 and 30970, than apply into the LCM equation.

GCF(30961,30970) = 1
LCM(30961,30970) = ( 30961 × 30970) / 1
LCM(30961,30970) = 958862170 / 1
LCM(30961,30970) = 958862170

Least Common Multiple (LCM) of 30961 and 30970 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30961 and 30970. First we will calculate the prime factors of 30961 and 30970.

Prime Factorization of 30961

Prime Factorization of 30970

Now multiplying the highest exponent prime factors to calculate the LCM of 30961 and 30970.

LCM(30961,30970) = 7¹ × 4423¹ × 2¹ × 5¹ × 19¹ × 163¹
LCM(30961,30970) = 958862170