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What is the Least Common Multiple of 65620 and 65633?

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 65620 and 65633 is 4306837460.

LCM(65620,65633) = 4306837460

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Least Common Multiple of 65620 and 65633 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65620 and 65633, than apply into the LCM equation.

GCF(65620,65633) = 1
LCM(65620,65633) = ( 65620 × 65633) / 1
LCM(65620,65633) = 4306837460 / 1
LCM(65620,65633) = 4306837460

Least Common Multiple (LCM) of 65620 and 65633 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65620 and 65633. First we will calculate the prime factors of 65620 and 65633.

Prime Factorization of 65620

Prime factors of 65620 are 2, 5, 17, 193. Prime factorization of 65620 in exponential form is:

65620 = 22 × 51 × 171 × 1931

Prime Factorization of 65633

Prime factors of 65633 are 65633. Prime factorization of 65633 in exponential form is:

65633 = 656331

Now multiplying the highest exponent prime factors to calculate the LCM of 65620 and 65633.

LCM(65620,65633) = 22 × 51 × 171 × 1931 × 656331
LCM(65620,65633) = 4306837460