GCF and LCM Calculator Logo

What is the Least Common Multiple of 47642 and 47651?

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 (LCM) of 47642 and 47651 is 2270188942.

LCM(47642,47651) = 2270188942

LCM Calculator and
and

Least Common Multiple of 47642 and 47651 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47642 and 47651, than apply into the LCM equation.

GCF(47642,47651) = 1
LCM(47642,47651) = ( 47642 × 47651) / 1
LCM(47642,47651) = 2270188942 / 1
LCM(47642,47651) = 2270188942

Least Common Multiple (LCM) of 47642 and 47651 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47642 and 47651. First we will calculate the prime factors of 47642 and 47651.

Prime Factorization of 47642

Prime factors of 47642 are 2, 7, 41, 83. Prime factorization of 47642 in exponential form is:

47642 = 21 × 71 × 411 × 831

Prime Factorization of 47651

Prime factors of 47651 are 17, 2803. Prime factorization of 47651 in exponential form is:

47651 = 171 × 28031

Now multiplying the highest exponent prime factors to calculate the LCM of 47642 and 47651.

LCM(47642,47651) = 21 × 71 × 411 × 831 × 171 × 28031
LCM(47642,47651) = 2270188942