GCF and LCM Calculator Logo

What is the Least Common Multiple of 42949 and 42953?

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 42949 and 42953 is 1844788397.

LCM(42949,42953) = 1844788397

LCM Calculator and
and

Least Common Multiple of 42949 and 42953 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 42949 and 42953, than apply into the LCM equation.

GCF(42949,42953) = 1
LCM(42949,42953) = ( 42949 × 42953) / 1
LCM(42949,42953) = 1844788397 / 1
LCM(42949,42953) = 1844788397

Least Common Multiple (LCM) of 42949 and 42953 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 42949 and 42953. First we will calculate the prime factors of 42949 and 42953.

Prime Factorization of 42949

Prime factors of 42949 are 29, 1481. Prime factorization of 42949 in exponential form is:

42949 = 291 × 14811

Prime Factorization of 42953

Prime factors of 42953 are 42953. Prime factorization of 42953 in exponential form is:

42953 = 429531

Now multiplying the highest exponent prime factors to calculate the LCM of 42949 and 42953.

LCM(42949,42953) = 291 × 14811 × 429531
LCM(42949,42953) = 1844788397