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What is the Least Common Multiple of 533 and 553?

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 533 and 553 is 294749.

LCM(533,553) = 294749

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Least Common Multiple of 533 and 553 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 533 and 553, than apply into the LCM equation.

GCF(533,553) = 1
LCM(533,553) = ( 533 × 553) / 1
LCM(533,553) = 294749 / 1
LCM(533,553) = 294749

Least Common Multiple (LCM) of 533 and 553 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 533 and 553. First we will calculate the prime factors of 533 and 553.

Prime Factorization of 533

Prime factors of 533 are 13, 41. Prime factorization of 533 in exponential form is:

533 = 131 × 411

Prime Factorization of 553

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

553 = 71 × 791

Now multiplying the highest exponent prime factors to calculate the LCM of 533 and 553.

LCM(533,553) = 131 × 411 × 71 × 791
LCM(533,553) = 294749