What is the Least Common Multiple of 70258 and 70278?

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 of 70258 and 70278 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70258 and 70278, than apply into the LCM equation.

GCF(70258,70278) = 2
LCM(70258,70278) = ( 70258 × 70278) / 2
LCM(70258,70278) = 4937591724 / 2
LCM(70258,70278) = 2468795862

Least Common Multiple (LCM) of 70258 and 70278 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70258 and 70278. First we will calculate the prime factors of 70258 and 70278.

Prime Factorization of 70258

Prime Factorization of 70278

Now multiplying the highest exponent prime factors to calculate the LCM of 70258 and 70278.

LCM(70258,70278) = 2¹ × 35129¹ × 3¹ × 13¹ × 17¹ × 53¹
LCM(70258,70278) = 2468795862