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What is the Least Common Multiple of 74570 and 74579?

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 74570 and 74579 is 5561356030.

LCM(74570,74579) = 5561356030

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Least Common Multiple of 74570 and 74579 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74570 and 74579, than apply into the LCM equation.

GCF(74570,74579) = 1
LCM(74570,74579) = ( 74570 × 74579) / 1
LCM(74570,74579) = 5561356030 / 1
LCM(74570,74579) = 5561356030

Least Common Multiple (LCM) of 74570 and 74579 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74570 and 74579. First we will calculate the prime factors of 74570 and 74579.

Prime Factorization of 74570

Prime factors of 74570 are 2, 5, 7457. Prime factorization of 74570 in exponential form is:

74570 = 21 × 51 × 74571

Prime Factorization of 74579

Prime factors of 74579 are 17, 41, 107. Prime factorization of 74579 in exponential form is:

74579 = 171 × 411 × 1071

Now multiplying the highest exponent prime factors to calculate the LCM of 74570 and 74579.

LCM(74570,74579) = 21 × 51 × 74571 × 171 × 411 × 1071
LCM(74570,74579) = 5561356030