Compare 1971 vs 1975
| Property | 1971 | 1975 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 2 | 2 |
| Total factors | 4 | 3 |
| Prime factorization | 33 × 731 | 52 × 791 |
| Prime factorization | 3 × 3 × 3 × 73 | 5 × 5 × 79 |
| Divisors count | 8 | 6 |
| Divisors | 1, 3, 9, 27, 73, 219, 657, 1971 | 1, 5, 25, 79, 395, 1975 |
| Number of properties | 0 | 0 |
| Roman numberals | MCMLXXI | MCMLXXV |
| Base 2 | 111101100112 | 111101101112 |
| Base 3 | 22010003 | 22010113 |
| Base 4 | 1323034 | 1323134 |
| Base 5 | 303415 | 304005 |
| Base 6 | 130436 | 130516 |
| Base 7 | 55147 | 55217 |
| Base 8 | 36638 | 36678 |
| Base 9 | 26309 | 26349 |
| Base 10 | 197110 | 197510 |
| Base 11 | 153211 | 153611 |
| Base 12 | 118312 | 118712 |
| Base 13 | b8813 | b8c13 |
| Base 14 | a0b14 | a1114 |
| Base 15 | 8b615 | 8ba15 |
| Base 16 | 7b316 | 7b716 |