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What is the Least Common Multiple of 72282 and 72291?

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 72282 and 72291 is 1741779354.

LCM(72282,72291) = 1741779354

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Least Common Multiple of 72282 and 72291 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72282 and 72291, than apply into the LCM equation.

GCF(72282,72291) = 3
LCM(72282,72291) = ( 72282 × 72291) / 3
LCM(72282,72291) = 5225338062 / 3
LCM(72282,72291) = 1741779354

Least Common Multiple (LCM) of 72282 and 72291 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72282 and 72291. First we will calculate the prime factors of 72282 and 72291.

Prime Factorization of 72282

Prime factors of 72282 are 2, 3, 7, 1721. Prime factorization of 72282 in exponential form is:

72282 = 21 × 31 × 71 × 17211

Prime Factorization of 72291

Prime factors of 72291 are 3, 24097. Prime factorization of 72291 in exponential form is:

72291 = 31 × 240971

Now multiplying the highest exponent prime factors to calculate the LCM of 72282 and 72291.

LCM(72282,72291) = 21 × 31 × 71 × 17211 × 240971
LCM(72282,72291) = 1741779354