Logarithm Table

x	log₁₀x	log₂x	log_ex
0	undefined	undefined	undefined
0+	- ∞	- ∞	- ∞
0.0001	-4	-13.287712	-9.21034
0.001	-3	-9.965784	-6.907755
0.01	-2	-6.643856	-4.60517
0.1	-1	-3.321928	-2.302585
1	0	0	0
2	0.30103	1	0.693147
3	0.477121	1.584963	1.098612
4	0.60206	2	1.386294
5	0.69897	2.321928	1.609438
6	0.778151	2.584963	1.791759
7	0.845098	2.807355	1.94591
8	0.90309	3	2.079442
9	0.954243	3.169925	2.197225
10	1	3.321928	2.302585
20	1.30103	4.321928	2.995732
30	1.477121	4.906891	3.401197
40	1.60206	5.321928	3.688879
50	1.69897	5.643856	3.912023
60	1.778151	5.906991	4.094345
70	1.845098	6.129283	4.248495
80	1.90309	6.321928	4.382027
90	1.954243	6.491853	4.49981
100	2	6.643856	4.60517
200	2.30103	7.643856	5.298317
300	2.477121	8.228819	5.703782
400	2.60206	8.643856	5.991465
500	2.69897	8.965784	6.214608
600	2.778151	9.228819	6.39693
700	2.845098	9.451211	6.55108
800	2.90309	9.643856	6.684612
900	2.954243	9.813781	6.802395
1000	3	9.965784	6.907755
10000	4	13.287712	9.21034