Compare 1972 vs 1980
| Property | 1972 | 1980 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 4 |
| Total factors | 4 | 6 |
| Prime factorization | 22 × 171 × 291 | 22 × 32 × 51 × 111 |
| Prime factorization | 2 × 2 × 17 × 29 | 2 × 2 × 3 × 3 × 5 × 11 |
| Divisors count | 12 | 36 |
| Divisors | 1, 2, 4, 17, 29, 34, 58, 68, 116, 493, 986, 1972 | 1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980 |
| Number of properties | 0 | 0 |
| Roman numberals | MCMLXXII | MCMLXXX |
| Base 2 | 111101101002 | 111101111002 |
| Base 3 | 22010013 | 22011003 |
| Base 4 | 1323104 | 1323304 |
| Base 5 | 303425 | 304105 |
| Base 6 | 130446 | 131006 |
| Base 7 | 55157 | 55267 |
| Base 8 | 36648 | 36748 |
| Base 9 | 26319 | 26409 |
| Base 10 | 197210 | 198010 |
| Base 11 | 153311 | 154011 |
| Base 12 | 118412 | 119012 |
| Base 13 | b8913 | b9413 |
| Base 14 | a0c14 | a1614 |
| Base 15 | 8b715 | 8c015 |
| Base 16 | 7b416 | 7bc16 |