The folowing table expresses '4278' in various number bases. 'DRx' shows the result of 'digit reducing' resulting in an X-digit long number.
Base | DR13 | DR12 | DR11 | DR10 | DR9 | DR8 | DR7 | DR6 | DR5 | DR4 | DR3 | DR2 | DR1 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2 | 1000010110110 | 110 | 10 | 1 | |||||||||
3 | 12212110 | 101 | 2 | ||||||||||
4 | 1002312 | 21 | 3 | ||||||||||
5 | 114103 | 20 | 2 | ||||||||||
6 | 31450 | 21 | 3 | ||||||||||
7 | 15321 | 15 | 6 | ||||||||||
8 | 10266 | 17,10 | 1 | ||||||||||
9 | 5773 | 24 | 6 | ||||||||||
10 | 4278 | 21 | 3 | ||||||||||
11 | 323A | 17 | 8 | ||||||||||
12 | 2586 | 19 | A | ||||||||||
13 | 1C41 | 15 | 6 | ||||||||||
14 | 17B8 | 1D,10 | 1 | ||||||||||
15 | 1403 | 8 | |||||||||||
16 | 10B6 | 12 | 3 |
Factors: 2 * 3 * 23 * 31
4 is the sum of the counting numbers from 1 to 92 (See 'The Sum/Product of the First N Counting Numbers').