📐 Astronomical Units to Fermis Converter

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250 astronomical units =
3.73995 × 10²⁸ fermis
1 astronomical unit =
1.49598 × 10²⁶ fermis
1 fermi =
6.68459 × 10⁻²⁷ astronomical units
Formula
fm = AU × 1.49598 × 10²⁶
Handy values
5 AU = 7.47989 × 10²⁶ fm · 10 AU = 1.49598 × 10²⁷ fm · 100 AU = 1.49598 × 10²⁸ fm

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⚡ Astronomical Units to Fermis: the quick answer

1 AU = 1.49598 × 10²⁶ fm 1 astronomical unit equals 1.49598 × 10²⁶ fermis

To convert astronomical units to fermis, multiply the value by 1.49598 × 10²⁶. To go the other way, multiply fermis by 6.68459 × 10⁻²⁷ to get astronomical units.

↔ Convert fermis to astronomical units instead

🧮 Formula

Astronomical Units to Fermis
fm = AU × 1.49598 × 10²⁶
Fermis to Astronomical Units
AU = fm × 6.68459 × 10⁻²⁷

Where

  • AU = the length in astronomical units
  • fm = the length in fermis
Every unit here is defined by its length in meters, so the conversion factor is (meters per astronomical unit) ÷ (meters per fermi).

📊 Astronomical Units to Fermis conversion table

Astronomical Units (AU)Fermis (fm)
1 AU1.49598 × 10²⁶ fm
2 AU2.99196 × 10²⁶ fm
3 AU4.48794 × 10²⁶ fm
4 AU5.98391 × 10²⁶ fm
5 AU7.47989 × 10²⁶ fm
6 AU8.97587 × 10²⁶ fm
7 AU1.04719 × 10²⁷ fm
8 AU1.19678 × 10²⁷ fm
9 AU1.34638 × 10²⁷ fm
10 AU1.49598 × 10²⁷ fm
12 AU1.79517 × 10²⁷ fm
14 AU2.09437 × 10²⁷ fm
15 AU2.24397 × 10²⁷ fm
20 AU2.99196 × 10²⁷ fm
21 AU3.14156 × 10²⁷ fm
24 AU3.59035 × 10²⁷ fm
25 AU3.73995 × 10²⁷ fm
30 AU4.48794 × 10²⁷ fm
40 AU5.98391 × 10²⁷ fm
50 AU7.47989 × 10²⁷ fm
60 AU8.97587 × 10²⁷ fm
75 AU1.12198 × 10²⁸ fm
80 AU1.19678 × 10²⁸ fm
100 AU1.49598 × 10²⁸ fm
200 AU2.99196 × 10²⁸ fm
250 AU3.73995 × 10²⁸ fm
300 AU4.48794 × 10²⁸ fm
400 AU5.98391 × 10²⁸ fm
500 AU7.47989 × 10²⁸ fm
750 AU1.12198 × 10²⁹ fm
1,000 AU1.49598 × 10²⁹ fm

✏️ Worked examples

Convert 25 astronomical units to fermis

25 AU × 1.49598 × 10²⁶ = 3.73995 × 10²⁷ fm

Try this example →

Convert 250 astronomical units to fermis

250 AU × 1.49598 × 10²⁶ = 3.73995 × 10²⁸ fm

Try this example →

📘 About these units

Astronomical unit (AU). An astronomical unit is the average distance from the Earth to the Sun, about 149.6 million kilometers.

Fermi (fm). A fermi (femtometer) is 10⁻¹⁵ meters, roughly the size of a proton, used in nuclear physics.

❓ Frequently asked questions

How many fermis are in one astronomical unit?

There are 1.49598 × 10²⁶ fermis in one astronomical unit.

How do I convert astronomical units to fermis?

Multiply the number of astronomical units by 1.49598 × 10²⁶. For example, 10 astronomical units equal 1.49598 × 10²⁷ fermis.

How many astronomical units are in one fermi?

One fermi equals 6.68459 × 10⁻²⁷ astronomical units.

How many fermis is 12 astronomical units?

1.79517 × 10²⁷ fermis. Other common values: 5 astronomical units = 7.47989 × 10²⁶ fermis and 100 astronomical units = 1.49598 × 10²⁸ fermis.

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