How many sig figs in 639? (Significant figures in 639)

How many sig figs in 639?

Here we will count how many significant figures (sig figs) are in 639 and show you what the sig figs in 639 are. In addition, we will also use the significant figures we found to write 639 in Scientific Notation and E-notation.

The significant figures of any number, like 639, are digits greater than 0, zeros between digits that are greater than 0, and trailing zeros in a number with a decimal point. Leading zeros and trailing zeros in a number without a decimal point are not significant figures. Using these parameters, we found our answers:

What are the sigs figs of 639?
Answer: 6 3 9

How many sig figs in 639?
Answer: 3

Using the significant figures of 639, we can express 639 in Scientific Notation and E-notation:

Scientific Notation:
639 = 6.39 × 10²

E-notation:
639 = 6.39e+2

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How many sig figs in 639.0?
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