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What is the Least Common Multiple of 67453 and 67457?

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 67453 and 67457 is 4550177021.

LCM(67453,67457) = 4550177021

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Least Common Multiple of 67453 and 67457 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67453 and 67457, than apply into the LCM equation.

GCF(67453,67457) = 1
LCM(67453,67457) = ( 67453 × 67457) / 1
LCM(67453,67457) = 4550177021 / 1
LCM(67453,67457) = 4550177021

Least Common Multiple (LCM) of 67453 and 67457 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67453 and 67457. First we will calculate the prime factors of 67453 and 67457.

Prime Factorization of 67453

Prime factors of 67453 are 67453. Prime factorization of 67453 in exponential form is:

67453 = 674531

Prime Factorization of 67457

Prime factors of 67457 are 13, 5189. Prime factorization of 67457 in exponential form is:

67457 = 131 × 51891

Now multiplying the highest exponent prime factors to calculate the LCM of 67453 and 67457.

LCM(67453,67457) = 674531 × 131 × 51891
LCM(67453,67457) = 4550177021