Compare 1973 vs 1974
| Property | 1973 | 1974 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 4 |
| Total factors | 1 | 4 |
| Prime factorization | 19731 | 21 × 31 × 71 × 471 |
| Prime factorization | 1973 | 2 × 3 × 7 × 47 |
| Divisors count | 2 | 16 |
| Divisors | 1, 1973 | 1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 282, 329, 658, 987, 1974 |
| Number of properties | 7 | 0 |
| Good primes | 61st | |
| Harmonic primes | 111th | |
| Isolated primes | 179th | |
| Primes | 298th | |
| Pythagorean primes | 145th | |
| Sexy primes (1st member) | 126th | |
| Sophie germain primes | 60th | |
| Roman numberals | MCMLXXIII | MCMLXXIV |
| Base 2 | 111101101012 | 111101101102 |
| Base 3 | 22010023 | 22010103 |
| Base 4 | 1323114 | 1323124 |
| Base 5 | 303435 | 303445 |
| Base 6 | 130456 | 130506 |
| Base 7 | 55167 | 55207 |
| Base 8 | 36658 | 36668 |
| Base 9 | 26329 | 26339 |
| Base 10 | 197310 | 197410 |
| Base 11 | 153411 | 153511 |
| Base 12 | 118512 | 118612 |
| Base 13 | b8a13 | b8b13 |
| Base 14 | a0d14 | a1014 |
| Base 15 | 8b815 | 8b915 |
| Base 16 | 7b516 | 7b616 |