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What is the Least Common Multiple of 33953 and 33970?

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 33953 and 33970 is 1153383410.

LCM(33953,33970) = 1153383410

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Least Common Multiple of 33953 and 33970 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 33953 and 33970, than apply into the LCM equation.

GCF(33953,33970) = 1
LCM(33953,33970) = ( 33953 × 33970) / 1
LCM(33953,33970) = 1153383410 / 1
LCM(33953,33970) = 1153383410

Least Common Multiple (LCM) of 33953 and 33970 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 33953 and 33970. First we will calculate the prime factors of 33953 and 33970.

Prime Factorization of 33953

Prime factors of 33953 are 19, 1787. Prime factorization of 33953 in exponential form is:

33953 = 191 × 17871

Prime Factorization of 33970

Prime factors of 33970 are 2, 5, 43, 79. Prime factorization of 33970 in exponential form is:

33970 = 21 × 51 × 431 × 791

Now multiplying the highest exponent prime factors to calculate the LCM of 33953 and 33970.

LCM(33953,33970) = 191 × 17871 × 21 × 51 × 431 × 791
LCM(33953,33970) = 1153383410