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What is the Least Common Multiple of 41402 and 41421?

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 41402 and 41421 is 1714912242.

LCM(41402,41421) = 1714912242

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Least Common Multiple of 41402 and 41421 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 41402 and 41421, than apply into the LCM equation.

GCF(41402,41421) = 1
LCM(41402,41421) = ( 41402 × 41421) / 1
LCM(41402,41421) = 1714912242 / 1
LCM(41402,41421) = 1714912242

Least Common Multiple (LCM) of 41402 and 41421 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 41402 and 41421. First we will calculate the prime factors of 41402 and 41421.

Prime Factorization of 41402

Prime factors of 41402 are 2, 127, 163. Prime factorization of 41402 in exponential form is:

41402 = 21 × 1271 × 1631

Prime Factorization of 41421

Prime factors of 41421 are 3, 13807. Prime factorization of 41421 in exponential form is:

41421 = 31 × 138071

Now multiplying the highest exponent prime factors to calculate the LCM of 41402 and 41421.

LCM(41402,41421) = 21 × 1271 × 1631 × 31 × 138071
LCM(41402,41421) = 1714912242