Scientific Notation Calculator › 321 in scientific notation
321 in Scientific Notation
321 = 3.21 × 10²
| Standard form | 3.21 × 10² |
| Coefficient | 3.21 |
| Exponent | 2 |
How 321 breaks down
321 has 3 digits, so it lands in the hundreds — the order of magnitude 10². That is why the exponent is 2.
| Expanded form | 3.21 × 10 × 10 |
| E-notation (calculators) | 3.21E2 |
| Significant figures | 3 |
| Order of magnitude | 10² (hundreds) |
Reading it back: 3.21 × 10 × 10 = 321.
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Frequently asked questions
What is 321 in scientific notation?
321 in scientific notation is 3.21 × 10². The coefficient is 3.21 and the exponent is 2.
How do you convert 321 to scientific notation?
Move the decimal point so one non-zero digit stays to its left (giving 3.21), then count the 2 places you moved it — that is the exponent 2. So 321 = 3.21 × 10².