Compare 1220 vs 1225
| Property | 1220 | 1225 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 2 |
| Total factors | 4 | 4 |
| Prime factorization | 22 × 51 × 611 | 52 × 72 |
| Prime factorization | 2 × 2 × 5 × 61 | 5 × 5 × 7 × 7 |
| Divisors count | 12 | 9 |
| Divisors | 1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220 | 1, 5, 7, 25, 35, 49, 175, 245, 1225 |
| Number of properties | 0 | 0 |
| Roman numberals | MCCXX | MCCXXV |
| Base 2 | 100110001002 | 100110010012 |
| Base 3 | 12000123 | 12001013 |
| Base 4 | 1030104 | 1030214 |
| Base 5 | 143405 | 144005 |
| Base 6 | 53526 | 54016 |
| Base 7 | 33627 | 34007 |
| Base 8 | 23048 | 23118 |
| Base 9 | 16059 | 16119 |
| Base 10 | 122010 | 122510 |
| Base 11 | a0a11 | a1411 |
| Base 12 | 85812 | 86112 |
| Base 13 | 72b13 | 73313 |
| Base 14 | 63214 | 63714 |
| Base 15 | 56515 | 56a15 |
| Base 16 | 4c416 | 4c916 |