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The siriometer is a rarely used and an obsolete astronomical unit of length, defined to be equal to about one million astronomical units (au). One siriometer is approxim ..more definition+
In relation to the base unit of [length] => (meters), 1 Femtometers (fm) is equal to 1.0E-15 meters, while 1 Siriometer (sir) = 1.496E+17 meters.| 3585179578 Femtometers | to common length units |
|---|---|
| 3585179578 fm | = 3.585179578E-6 meters (m) |
| 3585179578 fm | = 3.585179578E-9 kilometers (km) |
| 3585179578 fm | = 0.0003585179578 centimeters (cm) |
| 3585179578 fm | = 1.1762400190289E-5 feet (ft) |
| 3585179578 fm | = 0.00014114880228346 inches (in) |
| 3585179578 fm | = 3.9208000634296E-6 yards (yd) |
| 3585179578 fm | = 2.2277273087668E-9 miles (mi) |
| 3585179578 fm | = 3.7894298467392E-22 light years (ly) |
| 3585179578 fm | = 0.013550286726335 pixels (PX) |
| 3585179578 fm | = 2.24073723625E+29 planck length (pl) |