Scientific Notation Calculator › 490 in scientific notation
490 in Scientific Notation
490 = 4.9 × 10²
| Standard form | 4.9 × 10² |
| Coefficient | 4.9 |
| Exponent | 2 |
How 490 breaks down
490 has 3 digits, so it lands in the hundreds — the order of magnitude 10². That is why the exponent is 2.
| Expanded form | 4.9 × 10 × 10 |
| E-notation (calculators) | 4.9E2 |
| Significant figures | 2 |
| Order of magnitude | 10² (hundreds) |
Reading it back: 4.9 × 10 × 10 = 490.
Nearby numbers in scientific notation
Frequently asked questions
What is 490 in scientific notation?
490 in scientific notation is 4.9 × 10². The coefficient is 4.9 and the exponent is 2.
How do you convert 490 to scientific notation?
Move the decimal point so one non-zero digit stays to its left (giving 4.9), then count the 2 places you moved it — that is the exponent 2. So 490 = 4.9 × 10².