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What is the Least Common Multiple of 7633 and 7642?

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 7633 and 7642 is 58331386.

LCM(7633,7642) = 58331386

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Least Common Multiple of 7633 and 7642 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7633 and 7642, than apply into the LCM equation.

GCF(7633,7642) = 1
LCM(7633,7642) = ( 7633 × 7642) / 1
LCM(7633,7642) = 58331386 / 1
LCM(7633,7642) = 58331386

Least Common Multiple (LCM) of 7633 and 7642 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7633 and 7642. First we will calculate the prime factors of 7633 and 7642.

Prime Factorization of 7633

Prime factors of 7633 are 17, 449. Prime factorization of 7633 in exponential form is:

7633 = 171 × 4491

Prime Factorization of 7642

Prime factors of 7642 are 2, 3821. Prime factorization of 7642 in exponential form is:

7642 = 21 × 38211

Now multiplying the highest exponent prime factors to calculate the LCM of 7633 and 7642.

LCM(7633,7642) = 171 × 4491 × 21 × 38211
LCM(7633,7642) = 58331386