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What is the Least Common Multiple of 74633 and 74646?

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 74633 and 74646 is 428542686.

LCM(74633,74646) = 428542686

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Least Common Multiple of 74633 and 74646 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74633 and 74646, than apply into the LCM equation.

GCF(74633,74646) = 13
LCM(74633,74646) = ( 74633 × 74646) / 13
LCM(74633,74646) = 5571054918 / 13
LCM(74633,74646) = 428542686

Least Common Multiple (LCM) of 74633 and 74646 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74633 and 74646. First we will calculate the prime factors of 74633 and 74646.

Prime Factorization of 74633

Prime factors of 74633 are 13, 5741. Prime factorization of 74633 in exponential form is:

74633 = 131 × 57411

Prime Factorization of 74646

Prime factors of 74646 are 2, 3, 11, 13, 29. Prime factorization of 74646 in exponential form is:

74646 = 21 × 32 × 111 × 131 × 291

Now multiplying the highest exponent prime factors to calculate the LCM of 74633 and 74646.

LCM(74633,74646) = 131 × 57411 × 21 × 32 × 111 × 291
LCM(74633,74646) = 428542686