How many km is 50 AU?
50 AU = 7,479,893,535 km
It is 7,479,893,535 km, so saying 7,479,893,535 km is fine — rounding is within 0.5%.
And how many AU is 50 km?
50 km = 0 AU
Formula: km = AU × 149,597,870.7
AU to km around this value
5 AU747,989,354km
10 AU1,495,978,707km
15 AU2,243,968,061km
20 AU2,991,957,414km
25 AU3,739,946,767km
30 AU4,487,936,121km
35 AU5,235,925,475km
40 AU5,983,914,828km
45 AU6,731,904,181km
50 AU7,479,893,535km
55 AU8,227,882,888km
60 AU8,975,872,242km
65 AU9,723,861,596km
70 AU10,471,850,949km
75 AU11,219,840,303km
80 AU11,967,829,656km
85 AU12,715,819,009km
90 AU13,463,808,363km
95 AU14,211,797,716km
100 AU14,959,787,070km