What is the Least Common Multiple of 69964 and 69976?

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 69964 and 69976 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69964 and 69976, than apply into the LCM equation.

GCF(69964,69976) = 4
LCM(69964,69976) = ( 69964 × 69976) / 4
LCM(69964,69976) = 4895800864 / 4
LCM(69964,69976) = 1223950216

Least Common Multiple (LCM) of 69964 and 69976 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69964 and 69976. First we will calculate the prime factors of 69964 and 69976.

Prime Factorization of 69964

Prime Factorization of 69976

Now multiplying the highest exponent prime factors to calculate the LCM of 69964 and 69976.

LCM(69964,69976) = 2³ × 17491¹ × 8747¹
LCM(69964,69976) = 1223950216