Powers of 10:

Name	Prefix	Factor	Note
kilo	k	101 ⋅ 3 = 103	thousand
mega	M	102 ⋅ 3 = 106	million
giga	G	103 ⋅ 3 = 109	billion
tera	T	104 ⋅ 3 = 1012	trillion
peta	P	105 ⋅ 3 = 1015
exa	E	106 ⋅ 3 = 1018
zetta	Z	107 ⋅ 3 = 1021
yotta	Y	108 ⋅ 3 = 1024
ronna	R	109 ⋅ 3 = 1027
quetta	Q	1010 ⋅ 3 = 1030

Powers of 2:

Name	Prefix	Factor	Approximation
kibi	ki	210	10(1 ⋅ 3) = 103
mebi	Mi	220	10(2 ⋅ 3) = 106
gibi	Gi	230	10(3 ⋅ 3) = 109
tebi	Ti	240	10(4 ⋅ 3) = 1012
pebi	Pi	250	10(5 ⋅ 3) = 1015
exbi	Ei	260	10(6 ⋅ 3) = 1018
zebi	Zi	270	10(7 ⋅ 3) = 1021
yobi	Yi	280	10(8 ⋅ 3) = 1024