Numeric Value: 649

The folowing table expresses '649' in various number bases. 'DRx' shows the result of 'digit reducing' resulting in an X-digit long number.

BaseDR10DR9DR8DR7DR6DR5DR4DR3DR2DR1
21010001001      100 1
3    220001   12,101
4     22021  13,101
5     10044  14,101
6      3001  4
7      1615 16,101
8      1211  5
9       801101
10       64919,101
11       540 9
12       461 B
13       3AC1C,101
14       345 C
15       2D4145
16       289134

Math World

Factors: 11 * 59

649 is in the Pythagorean Triple: (649, 1680, 1801).