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What is the Least Common Multiple of 78052 and 78070?

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 78052 and 78070 is 3046759820.

LCM(78052,78070) = 3046759820

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Least Common Multiple of 78052 and 78070 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78052 and 78070, than apply into the LCM equation.

GCF(78052,78070) = 2
LCM(78052,78070) = ( 78052 × 78070) / 2
LCM(78052,78070) = 6093519640 / 2
LCM(78052,78070) = 3046759820

Least Common Multiple (LCM) of 78052 and 78070 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78052 and 78070. First we will calculate the prime factors of 78052 and 78070.

Prime Factorization of 78052

Prime factors of 78052 are 2, 13, 19, 79. Prime factorization of 78052 in exponential form is:

78052 = 22 × 131 × 191 × 791

Prime Factorization of 78070

Prime factors of 78070 are 2, 5, 37, 211. Prime factorization of 78070 in exponential form is:

78070 = 21 × 51 × 371 × 2111

Now multiplying the highest exponent prime factors to calculate the LCM of 78052 and 78070.

LCM(78052,78070) = 22 × 131 × 191 × 791 × 51 × 371 × 2111
LCM(78052,78070) = 3046759820