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What is the Least Common Multiple of 74658 and 74667?

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 74658 and 74667 is 1858162962.

LCM(74658,74667) = 1858162962

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Least Common Multiple of 74658 and 74667 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74658 and 74667, than apply into the LCM equation.

GCF(74658,74667) = 3
LCM(74658,74667) = ( 74658 × 74667) / 3
LCM(74658,74667) = 5574488886 / 3
LCM(74658,74667) = 1858162962

Least Common Multiple (LCM) of 74658 and 74667 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74658 and 74667. First we will calculate the prime factors of 74658 and 74667.

Prime Factorization of 74658

Prime factors of 74658 are 2, 3, 23, 541. Prime factorization of 74658 in exponential form is:

74658 = 21 × 31 × 231 × 5411

Prime Factorization of 74667

Prime factors of 74667 are 3, 24889. Prime factorization of 74667 in exponential form is:

74667 = 31 × 248891

Now multiplying the highest exponent prime factors to calculate the LCM of 74658 and 74667.

LCM(74658,74667) = 21 × 31 × 231 × 5411 × 248891
LCM(74658,74667) = 1858162962