Because your question has no context, in the sense that we do not know what the number 2071 refers to or how it was obtained, we will have to assume that all four of its figures are significant.
How many significant figures are in 20.8
There are 3 significant figures in 94.2.
101330 has 6 significant figures.
There are four significant figures in 0.1111.
There are four significant figures in 0.005120.
3 significant figures.
0.0375 has three significant figures.
4487 has four significant figures.
4 significant figures.
4 significant figures.
How many significant figures are in 13001kg
It has five significant figures.