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What is the Least Common Multiple of 45974 and 45991?

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 45974 and 45991 is 2114390234.

LCM(45974,45991) = 2114390234

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Least Common Multiple of 45974 and 45991 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 45974 and 45991, than apply into the LCM equation.

GCF(45974,45991) = 1
LCM(45974,45991) = ( 45974 × 45991) / 1
LCM(45974,45991) = 2114390234 / 1
LCM(45974,45991) = 2114390234

Least Common Multiple (LCM) of 45974 and 45991 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 45974 and 45991. First we will calculate the prime factors of 45974 and 45991.

Prime Factorization of 45974

Prime factors of 45974 are 2, 127, 181. Prime factorization of 45974 in exponential form is:

45974 = 21 × 1271 × 1811

Prime Factorization of 45991

Prime factors of 45991 are 11, 37, 113. Prime factorization of 45991 in exponential form is:

45991 = 111 × 371 × 1131

Now multiplying the highest exponent prime factors to calculate the LCM of 45974 and 45991.

LCM(45974,45991) = 21 × 1271 × 1811 × 111 × 371 × 1131
LCM(45974,45991) = 2114390234