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What is the Least Common Multiple of 67452 and 67461?

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 67452 and 67461 is 1516793124.

LCM(67452,67461) = 1516793124

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Least Common Multiple of 67452 and 67461 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67452 and 67461, than apply into the LCM equation.

GCF(67452,67461) = 3
LCM(67452,67461) = ( 67452 × 67461) / 3
LCM(67452,67461) = 4550379372 / 3
LCM(67452,67461) = 1516793124

Least Common Multiple (LCM) of 67452 and 67461 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67452 and 67461. First we will calculate the prime factors of 67452 and 67461.

Prime Factorization of 67452

Prime factors of 67452 are 2, 3, 7, 11, 73. Prime factorization of 67452 in exponential form is:

67452 = 22 × 31 × 71 × 111 × 731

Prime Factorization of 67461

Prime factors of 67461 are 3, 113, 199. Prime factorization of 67461 in exponential form is:

67461 = 31 × 1131 × 1991

Now multiplying the highest exponent prime factors to calculate the LCM of 67452 and 67461.

LCM(67452,67461) = 22 × 31 × 71 × 111 × 731 × 1131 × 1991
LCM(67452,67461) = 1516793124