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What is the Least Common Multiple of 73745 and 73752?

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 73745 and 73752 is 776977320.

LCM(73745,73752) = 776977320

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Least Common Multiple of 73745 and 73752 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 73745 and 73752, than apply into the LCM equation.

GCF(73745,73752) = 7
LCM(73745,73752) = ( 73745 × 73752) / 7
LCM(73745,73752) = 5438841240 / 7
LCM(73745,73752) = 776977320

Least Common Multiple (LCM) of 73745 and 73752 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 73745 and 73752. First we will calculate the prime factors of 73745 and 73752.

Prime Factorization of 73745

Prime factors of 73745 are 5, 7, 43. Prime factorization of 73745 in exponential form is:

73745 = 51 × 73 × 431

Prime Factorization of 73752

Prime factors of 73752 are 2, 3, 7, 439. Prime factorization of 73752 in exponential form is:

73752 = 23 × 31 × 71 × 4391

Now multiplying the highest exponent prime factors to calculate the LCM of 73745 and 73752.

LCM(73745,73752) = 51 × 73 × 431 × 23 × 31 × 4391
LCM(73745,73752) = 776977320