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What is the Least Common Multiple of 67975 and 67988?

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 67975 and 67988 is 4621484300.

LCM(67975,67988) = 4621484300

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Least Common Multiple of 67975 and 67988 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67975 and 67988, than apply into the LCM equation.

GCF(67975,67988) = 1
LCM(67975,67988) = ( 67975 × 67988) / 1
LCM(67975,67988) = 4621484300 / 1
LCM(67975,67988) = 4621484300

Least Common Multiple (LCM) of 67975 and 67988 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67975 and 67988. First we will calculate the prime factors of 67975 and 67988.

Prime Factorization of 67975

Prime factors of 67975 are 5, 2719. Prime factorization of 67975 in exponential form is:

67975 = 52 × 27191

Prime Factorization of 67988

Prime factors of 67988 are 2, 23, 739. Prime factorization of 67988 in exponential form is:

67988 = 22 × 231 × 7391

Now multiplying the highest exponent prime factors to calculate the LCM of 67975 and 67988.

LCM(67975,67988) = 52 × 27191 × 22 × 231 × 7391
LCM(67975,67988) = 4621484300