The folowing table expresses '1225' in various number bases. 'DRx' shows the result of 'digit reducing' resulting in an X-digit long number.
Base | DR11 | DR10 | DR9 | DR8 | DR7 | DR6 | DR5 | DR4 | DR3 | DR2 | DR1 |
---|---|---|---|---|---|---|---|---|---|---|---|
2 | 10011001001 | 101 | 10 | 1 | |||||||
3 | 1200101 | 12,10 | 1 | ||||||||
4 | 103021 | 13,10 | 1 | ||||||||
5 | 14400 | 14,10 | 1 | ||||||||
6 | 5401 | 14 | 5 | ||||||||
7 | 3400 | 10 | 1 | ||||||||
8 | 2311 | 7 | |||||||||
9 | 1611 | 10 | 1 | ||||||||
10 | 1225 | 10 | 1 | ||||||||
11 | A14 | 14 | 5 | ||||||||
12 | 861 | 13 | 4 | ||||||||
13 | 733 | 10 | 1 | ||||||||
14 | 637 | 12 | 3 | ||||||||
15 | 56A | 16 | 7 | ||||||||
16 | 4C9 | 19 | A |
Factors: 52 * 72
1 is the sum of the counting numbers from 1 to 49 (See 'The Sum/Product of the First N Counting Numbers').