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What is the Least Common Multiple of 553 and 572?

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 553 and 572 is 316316.

LCM(553,572) = 316316

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Least Common Multiple of 553 and 572 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 553 and 572, than apply into the LCM equation.

GCF(553,572) = 1
LCM(553,572) = ( 553 × 572) / 1
LCM(553,572) = 316316 / 1
LCM(553,572) = 316316

Least Common Multiple (LCM) of 553 and 572 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 553 and 572. First we will calculate the prime factors of 553 and 572.

Prime Factorization of 553

Prime factors of 553 are 7, 79. Prime factorization of 553 in exponential form is:

553 = 71 × 791

Prime Factorization of 572

Prime factors of 572 are 2, 11, 13. Prime factorization of 572 in exponential form is:

572 = 22 × 111 × 131

Now multiplying the highest exponent prime factors to calculate the LCM of 553 and 572.

LCM(553,572) = 71 × 791 × 22 × 111 × 131
LCM(553,572) = 316316