GCF and LCM Calculator Logo

What is the Least Common Multiple of 70281 and 70298?

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 70281 and 70298 is 4940613738.

LCM(70281,70298) = 4940613738

LCM Calculator and
and

Least Common Multiple of 70281 and 70298 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70281 and 70298, than apply into the LCM equation.

GCF(70281,70298) = 1
LCM(70281,70298) = ( 70281 × 70298) / 1
LCM(70281,70298) = 4940613738 / 1
LCM(70281,70298) = 4940613738

Least Common Multiple (LCM) of 70281 and 70298 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70281 and 70298. First we will calculate the prime factors of 70281 and 70298.

Prime Factorization of 70281

Prime factors of 70281 are 3, 19, 137. Prime factorization of 70281 in exponential form is:

70281 = 33 × 191 × 1371

Prime Factorization of 70298

Prime factors of 70298 are 2, 35149. Prime factorization of 70298 in exponential form is:

70298 = 21 × 351491

Now multiplying the highest exponent prime factors to calculate the LCM of 70281 and 70298.

LCM(70281,70298) = 33 × 191 × 1371 × 21 × 351491
LCM(70281,70298) = 4940613738