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What is the Least Common Multiple of 68656 and 68667?

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 68656 and 68667 is 4714401552.

LCM(68656,68667) = 4714401552

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Least Common Multiple of 68656 and 68667 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68656 and 68667, than apply into the LCM equation.

GCF(68656,68667) = 1
LCM(68656,68667) = ( 68656 × 68667) / 1
LCM(68656,68667) = 4714401552 / 1
LCM(68656,68667) = 4714401552

Least Common Multiple (LCM) of 68656 and 68667 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68656 and 68667. First we will calculate the prime factors of 68656 and 68667.

Prime Factorization of 68656

Prime factors of 68656 are 2, 7, 613. Prime factorization of 68656 in exponential form is:

68656 = 24 × 71 × 6131

Prime Factorization of 68667

Prime factors of 68667 are 3, 47, 487. Prime factorization of 68667 in exponential form is:

68667 = 31 × 471 × 4871

Now multiplying the highest exponent prime factors to calculate the LCM of 68656 and 68667.

LCM(68656,68667) = 24 × 71 × 6131 × 31 × 471 × 4871
LCM(68656,68667) = 4714401552