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What is the Least Common Multiple of 74553 and 74557?

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 74553 and 74557 is 5558448021.

LCM(74553,74557) = 5558448021

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Least Common Multiple of 74553 and 74557 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74553 and 74557, than apply into the LCM equation.

GCF(74553,74557) = 1
LCM(74553,74557) = ( 74553 × 74557) / 1
LCM(74553,74557) = 5558448021 / 1
LCM(74553,74557) = 5558448021

Least Common Multiple (LCM) of 74553 and 74557 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74553 and 74557. First we will calculate the prime factors of 74553 and 74557.

Prime Factorization of 74553

Prime factors of 74553 are 3, 24851. Prime factorization of 74553 in exponential form is:

74553 = 31 × 248511

Prime Factorization of 74557

Prime factors of 74557 are 7, 10651. Prime factorization of 74557 in exponential form is:

74557 = 71 × 106511

Now multiplying the highest exponent prime factors to calculate the LCM of 74553 and 74557.

LCM(74553,74557) = 31 × 248511 × 71 × 106511
LCM(74553,74557) = 5558448021