What is the Least Common Multiple of 69951 and 69969?

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 69951 and 69969 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69951 and 69969, than apply into the LCM equation.

GCF(69951,69969) = 3
LCM(69951,69969) = ( 69951 × 69969) / 3
LCM(69951,69969) = 4894401519 / 3
LCM(69951,69969) = 1631467173

Least Common Multiple (LCM) of 69951 and 69969 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69951 and 69969. First we will calculate the prime factors of 69951 and 69969.

Prime Factorization of 69951

Prime Factorization of 69969

Now multiplying the highest exponent prime factors to calculate the LCM of 69951 and 69969.

LCM(69951,69969) = 3¹ × 7¹ × 3331¹ × 83¹ × 281¹
LCM(69951,69969) = 1631467173