336
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Is 84 even? Yes, 84 = 2*42
Is 42 even? Yes, 42 = 2*21
Is 21 even? No -- no more factors of 2.
Is 21 a multiple of 3? Yes, 21 = 3*7
7 is Prime number.
So 84 has been factored into primes.
84 = 2*2*3*7
That's the answer.
336
9.165151389911680013176094387456 Solution: n * n = 84 n ^2 = 84 n = sqrt (84) n = 9.165151389911680013176094387456 check: 9.165151389911680013176094387456^2 = 84 = true! If you don't mean the square root of 84, then there are a number of numbers you can multiply to get 84, such as these: 42 * 2 28 * 3 21 * 4 14 * 6 7 * 12
84
4, if you multiply them.
4 times 4 = 16 is one example