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What is the Least Common Multiple of 43977 and 43995?

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 43977 and 43995 is 644922705.

LCM(43977,43995) = 644922705

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Least Common Multiple of 43977 and 43995 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43977 and 43995, than apply into the LCM equation.

GCF(43977,43995) = 3
LCM(43977,43995) = ( 43977 × 43995) / 3
LCM(43977,43995) = 1934768115 / 3
LCM(43977,43995) = 644922705

Least Common Multiple (LCM) of 43977 and 43995 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43977 and 43995. First we will calculate the prime factors of 43977 and 43995.

Prime Factorization of 43977

Prime factors of 43977 are 3, 107, 137. Prime factorization of 43977 in exponential form is:

43977 = 31 × 1071 × 1371

Prime Factorization of 43995

Prime factors of 43995 are 3, 5, 7, 419. Prime factorization of 43995 in exponential form is:

43995 = 31 × 51 × 71 × 4191

Now multiplying the highest exponent prime factors to calculate the LCM of 43977 and 43995.

LCM(43977,43995) = 31 × 1071 × 1371 × 51 × 71 × 4191
LCM(43977,43995) = 644922705