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What is the Least Common Multiple of 82722 and 82739?

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 82722 and 82739 is 402607974.

LCM(82722,82739) = 402607974

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Least Common Multiple of 82722 and 82739 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 82722 and 82739, than apply into the LCM equation.

GCF(82722,82739) = 17
LCM(82722,82739) = ( 82722 × 82739) / 17
LCM(82722,82739) = 6844335558 / 17
LCM(82722,82739) = 402607974

Least Common Multiple (LCM) of 82722 and 82739 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 82722 and 82739. First we will calculate the prime factors of 82722 and 82739.

Prime Factorization of 82722

Prime factors of 82722 are 2, 3, 17, 811. Prime factorization of 82722 in exponential form is:

82722 = 21 × 31 × 171 × 8111

Prime Factorization of 82739

Prime factors of 82739 are 17, 31, 157. Prime factorization of 82739 in exponential form is:

82739 = 171 × 311 × 1571

Now multiplying the highest exponent prime factors to calculate the LCM of 82722 and 82739.

LCM(82722,82739) = 21 × 31 × 171 × 8111 × 311 × 1571
LCM(82722,82739) = 402607974