286 = 2 x 11 x 13
A 3 or 4 digit number.
2 x 2 x 7
1 x 244, 2 x 122, 4 x 61.
It can be: (5*6)-21 = 28
286 = 2 x 11 x 13
the product
It is not. When multiplying two whole numbers you need not be concerned about placing the decimal point in the answer.
28
How about: 2+6+8+12 = 28 as one example
This sort of number is a factor, which means 28 can be divided by the number and the quotient will have no remainder. Factors of 28 are 28, 14, 7, 4, 2, and 1.
Only when their GCF is 2.
There are infinitely many pairs but probably the simplest to work out, and remember, is 1 * 306
A 3 or 4 digit number.
1 and 28. 2 and 14. 4 and 7.
2 x 2 x 7
1 x 244, 2 x 122, 4 x 61.