The factors of 140 are 1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, and 140.
The prime factors of 140 are 2, 2, 5, and 7.
The prime factorization of 140 is 2 x 2 x 5 x 7.
NOTE: There cannot be common factors, a greatest common factor, or a least common multiple because "common" refers to factors or multiples that two or more numbers have in common. The factor pairs of 140 are:
1x140
2x70
4x35
5x28
7x20
10x14
what are all the factors of 140
1, 2, 4, 5, 7, 20, 28, 35, 70, 140
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2 x 2 x 5 x 7 = 140
It is: 2*2*5*7 = 140
Prime factorization is the finding which prime number multiply to get to make the original number. 140: 1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140 Prime: 2, 5, 7 Prime Factorization: 2 x 2 x 5 x 7
The greatest common factor can be calculated by identifying the common prime factors and multiplying them together. The prime factors of 280 are 2, 2, 2, 5, and 7. The prime factors of 420 are 2, 2, 3, 5, and 7. The common prime factors are 2, 2, 5, and 7, so the greatest common factor is 2 x 2 x 5 x 7 = 140. The GCF is 140.
There are 34 prime numbers under 140.