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What is the Least Common Multiple of 53642 and 53661?

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 53642 and 53661 is 2878483362.

LCM(53642,53661) = 2878483362

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Least Common Multiple of 53642 and 53661 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 53642 and 53661, than apply into the LCM equation.

GCF(53642,53661) = 1
LCM(53642,53661) = ( 53642 × 53661) / 1
LCM(53642,53661) = 2878483362 / 1
LCM(53642,53661) = 2878483362

Least Common Multiple (LCM) of 53642 and 53661 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 53642 and 53661. First we will calculate the prime factors of 53642 and 53661.

Prime Factorization of 53642

Prime factors of 53642 are 2, 26821. Prime factorization of 53642 in exponential form is:

53642 = 21 × 268211

Prime Factorization of 53661

Prime factors of 53661 are 3, 31, 577. Prime factorization of 53661 in exponential form is:

53661 = 31 × 311 × 5771

Now multiplying the highest exponent prime factors to calculate the LCM of 53642 and 53661.

LCM(53642,53661) = 21 × 268211 × 31 × 311 × 5771
LCM(53642,53661) = 2878483362