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What is the Least Common Multiple of 4654 and 4661?

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 4654 and 4661 is 21692294.

LCM(4654,4661) = 21692294

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Least Common Multiple of 4654 and 4661 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4654 and 4661, than apply into the LCM equation.

GCF(4654,4661) = 1
LCM(4654,4661) = ( 4654 × 4661) / 1
LCM(4654,4661) = 21692294 / 1
LCM(4654,4661) = 21692294

Least Common Multiple (LCM) of 4654 and 4661 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4654 and 4661. First we will calculate the prime factors of 4654 and 4661.

Prime Factorization of 4654

Prime factors of 4654 are 2, 13, 179. Prime factorization of 4654 in exponential form is:

4654 = 21 × 131 × 1791

Prime Factorization of 4661

Prime factors of 4661 are 59, 79. Prime factorization of 4661 in exponential form is:

4661 = 591 × 791

Now multiplying the highest exponent prime factors to calculate the LCM of 4654 and 4661.

LCM(4654,4661) = 21 × 131 × 1791 × 591 × 791
LCM(4654,4661) = 21692294