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What is the Least Common Multiple of 40940 and 40959?

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 40940 and 40959 is 1676861460.

LCM(40940,40959) = 1676861460

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Least Common Multiple of 40940 and 40959 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40940 and 40959, than apply into the LCM equation.

GCF(40940,40959) = 1
LCM(40940,40959) = ( 40940 × 40959) / 1
LCM(40940,40959) = 1676861460 / 1
LCM(40940,40959) = 1676861460

Least Common Multiple (LCM) of 40940 and 40959 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40940 and 40959. First we will calculate the prime factors of 40940 and 40959.

Prime Factorization of 40940

Prime factors of 40940 are 2, 5, 23, 89. Prime factorization of 40940 in exponential form is:

40940 = 22 × 51 × 231 × 891

Prime Factorization of 40959

Prime factors of 40959 are 3, 37, 41. Prime factorization of 40959 in exponential form is:

40959 = 33 × 371 × 411

Now multiplying the highest exponent prime factors to calculate the LCM of 40940 and 40959.

LCM(40940,40959) = 22 × 51 × 231 × 891 × 33 × 371 × 411
LCM(40940,40959) = 1676861460