Metric Prefixes Converter
SI prefixes are standard multipliers attached to units — kilo for a thousand, milli for a thousandth, and so on. Each prefix is a power of ten, which lets a single unit describe values from the atomic scale to the astronomical.
1 Base (1) = 0.001 Kilo (10³)
How to convert Base (1) to Kilo (10³)
One Base (1) equals 0.001 Kilo (10³), so multiply any value in 1 by 0.001 to get 10³. To convert back, divide by 0.001 — or multiply by 1,000.
10³ = 1 × 0.001
Example: 25 1 × 0.001 = 0.025 10³.
Base (1) to Kilo (10³) table
| Base (1) (1) | Kilo (10³) (10³) |
|---|---|
| 1 | 0.001 |
| 2 | 0.002 |
| 3 | 0.003 |
| 4 | 0.004 |
| 5 | 0.005 |
| 10 | 0.01 |
| 15 | 0.015 |
| 20 | 0.02 |
| 25 | 0.025 |
| 50 | 0.05 |
| 75 | 0.075 |
| 100 | 0.1 |
| 250 | 0.25 |
| 500 | 0.5 |
| 1,000 | 1 |
Kilo (10³) to Base (1) table
| Kilo (10³) (10³) | Base (1) (1) |
|---|---|
| 1 | 1,000 |
| 2 | 2,000 |
| 3 | 3,000 |
| 4 | 4,000 |
| 5 | 5,000 |
| 10 | 10,000 |
| 15 | 15,000 |
| 20 | 20,000 |
| 25 | 25,000 |
| 50 | 50,000 |
| 75 | 75,000 |
| 100 | 100,000 |
| 250 | 250,000 |
| 500 | 500,000 |
| 1,000 | 1,000,000 |
Metric Prefixes units at a glance
All 15 units this converter supports, each expressed in Base (1) (1) and the other way round.
| Unit | Symbol | 1 unit in 1 | 1 1 in unit |
|---|---|---|---|
| Base (1) | 1 | 1 | 1 |
| Deci (10⁻¹) | 10⁻¹ | 0.1 | 10 |
| Centi (10⁻²) | 10⁻² | 0.01 | 100 |
| Milli (10⁻³) | 10⁻³ | 0.001 | 1,000 |
| Micro (10⁻⁶) | 10⁻⁶ | 0.000001 | 1,000,000 |
| Nano (10⁻⁹) | 10⁻⁹ | 1e-9 | 1,000,000,000 |
| Pico (10⁻¹²) | 10⁻¹² | 1e-12 | 1,000,000,000,000 |
| Femto (10⁻¹⁵) | 10⁻¹⁵ | 1e-15 | 1e+15 |
| Atto (10⁻¹⁸) | 10⁻¹⁸ | 1e-18 | 1e+18 |
| Deca (10¹) | 10¹ | 10 | 0.1 |
| Hecto (10²) | 10² | 100 | 0.01 |
| Kilo (10³) | 10³ | 1,000 | 0.001 |
| Mega (10⁶) | 10⁶ | 1,000,000 | 0.000001 |
| Giga (10⁹) | 10⁹ | 1,000,000,000 | 1e-9 |
| Tera (10¹²) | 10¹² | 1,000,000,000,000 | 1e-12 |
Where metric prefixes conversions are used
Converting between scaled values of any SI unit, such as megahertz to gigahertz, and reading scientific notation.
Frequently asked questions
What is 1 Base (1) in Kilo (10³)?
1 Base (1) (1) is 0.001 Kilo (10³) (10³).
What is 1 Kilo (10³) in Base (1)?
1 Kilo (10³) (10³) is 1,000 Base (1) (1).
How do I convert Base (1) to Kilo (10³)?
Multiply the value in Base (1) by 0.001. For example, 5 1 × 0.001 = 0.005 10³. To go the other way, divide by 0.001.
How many units does the metric prefixes converter support?
It converts between 15 units: Base (1), Deci (10⁻¹), Centi (10⁻²), Milli (10⁻³), Micro (10⁻⁶), Nano (10⁻⁹), Pico (10⁻¹²), Femto (10⁻¹⁵), Atto (10⁻¹⁸), Deca (10¹), Hecto (10²), Kilo (10³), Mega (10⁶), Giga (10⁹), Tera (10¹²).
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Figures on this page are calculated with the same conversion factors as the converter above and shown to up to 10 significant figures. See our disclaimer before relying on a result in a professional or safety-critical context.