How many km is 30 AU?
30 AU = 4,487,936,121 km
It is 4,487,936,121 km, so saying 4,487,936,121 km is fine — rounding is within 0.5%.
And how many AU is 30 km?
30 km = 0 AU
Formula: km = AU × 149,597,870.7
AU to km around this value
12 AU1,795,174,448km
14 AU2,094,370,190km
16 AU2,393,565,931km
18 AU2,692,761,673km
20 AU2,991,957,414km
22 AU3,291,153,155km
24 AU3,590,348,897km
26 AU3,889,544,638km
28 AU4,188,740,380km
30 AU4,487,936,121km
32 AU4,787,131,862km
34 AU5,086,327,604km
36 AU5,385,523,345km
38 AU5,684,719,087km
40 AU5,983,914,828km
42 AU6,283,110,569km
44 AU6,582,306,311km
46 AU6,881,502,052km
48 AU7,180,697,794km
50 AU7,479,893,535km