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What is the Least Common Multiple of 53397 and 53405?

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 53397 and 53405 is 2851666785.

LCM(53397,53405) = 2851666785

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Least Common Multiple of 53397 and 53405 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 53397 and 53405, than apply into the LCM equation.

GCF(53397,53405) = 1
LCM(53397,53405) = ( 53397 × 53405) / 1
LCM(53397,53405) = 2851666785 / 1
LCM(53397,53405) = 2851666785

Least Common Multiple (LCM) of 53397 and 53405 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 53397 and 53405. First we will calculate the prime factors of 53397 and 53405.

Prime Factorization of 53397

Prime factors of 53397 are 3, 17, 349. Prime factorization of 53397 in exponential form is:

53397 = 32 × 171 × 3491

Prime Factorization of 53405

Prime factors of 53405 are 5, 11, 971. Prime factorization of 53405 in exponential form is:

53405 = 51 × 111 × 9711

Now multiplying the highest exponent prime factors to calculate the LCM of 53397 and 53405.

LCM(53397,53405) = 32 × 171 × 3491 × 51 × 111 × 9711
LCM(53397,53405) = 2851666785