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What is the Least Common Multiple of 53730 and 53739?

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 53730 and 53739 is 320821830.

LCM(53730,53739) = 320821830

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Least Common Multiple of 53730 and 53739 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 53730 and 53739, than apply into the LCM equation.

GCF(53730,53739) = 9
LCM(53730,53739) = ( 53730 × 53739) / 9
LCM(53730,53739) = 2887396470 / 9
LCM(53730,53739) = 320821830

Least Common Multiple (LCM) of 53730 and 53739 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 53730 and 53739. First we will calculate the prime factors of 53730 and 53739.

Prime Factorization of 53730

Prime factors of 53730 are 2, 3, 5, 199. Prime factorization of 53730 in exponential form is:

53730 = 21 × 33 × 51 × 1991

Prime Factorization of 53739

Prime factors of 53739 are 3, 7, 853. Prime factorization of 53739 in exponential form is:

53739 = 32 × 71 × 8531

Now multiplying the highest exponent prime factors to calculate the LCM of 53730 and 53739.

LCM(53730,53739) = 21 × 33 × 51 × 1991 × 71 × 8531
LCM(53730,53739) = 320821830