Numeric Value: 684

The folowing table expresses '684' in various number bases. 'DRx' shows the result of 'digit reducing' resulting in an X-digit long number.

BaseDR10DR9DR8DR7DR6DR5DR4DR3DR2DR1
21010101100      101101
3    221100   202
4     22230  213
5     10214  134
6      3100  4
7      1665 246
8      1254 145
9       840134
10       684189
11       572134
12       490112
13       408 C
14       36C178
15       309 C
16       2AC189

Math World

Factors: 22 * 32 * 19

684 is in the Pythagorean Triples: (37, 684, 685), (684, 1363, 1525).