LCM for 22 and 105

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What's the Least Common Multiple (LCM) of 22 and 105?

Answer

LCM of 22 and 105 is
2,310

First common multiples: 2,310; 4,620; 6,930; …

2,310 is divisible by both: 2,310 ÷ 22 = 105; 2,310 ÷ 105 = 22 — and 105 and 22 share no factor but 1, so no smaller number is. As a common denominator: multiply the top and bottom of x/22 by 105 and of y/105 by 22.

22 and 105 are coprime (GCF = 1), so their LCM is simply the product: 22 × 105 = 2,310.

22 = 2 × 11

105 = 3 × 5 × 7

Prime22105Highest power
22—2
3—33
5—55
7—77
1111—11

— = power 0: the prime is not a factor of this number; the LCM takes it from the number that has it.

LCM = 2 × 3 × 5 × 7 × 11 = 2,310

See Also

FAQ

What's the Least Common Multiple (LCM) of 22 and 105?

LCM of 22 and 105 is 2,310

How to find the LCM of 22 and 105 using prime factorization?

To find the LCM of 22 and 105, find all prime factors of both numbers, then multiply the highest power of each prime factor. The result is 2,310.

What is the difference between LCM and GCF?

LCM (Least Common Multiple) is the smallest number divisible by both numbers, while GCF (Greatest Common Factor) is the largest number that divides both. For 22 and 105: LCM = 2,310, GCF = 1.