Compare 31390 vs 31399
| Property | 31390 | 31399 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 21 × 51 × 431 × 731 | 171 × 18471 |
| Prime factorization | 2 × 5 × 43 × 73 | 17 × 1847 |
| Divisors count | 16 | 4 |
| Divisors | 1, 2, 5, 10, 43, 73, 86, 146, 215, 365, 430, 730, 3139, 6278, 15695, 31390 | 1, 17, 1847, 31399 |
| Number of properties | 0 | 1 |
| Semiprimes | 7794th | |
| Roman numberals | ||
| Base 2 | 1111010100111102 | 1111010101001112 |
| Base 3 | 11210011213 | 11210012213 |
| Base 4 | 132221324 | 132222134 |
| Base 5 | 20010305 | 20010445 |
| Base 6 | 4011546 | 4012116 |
| Base 7 | 1603427 | 1603547 |
| Base 8 | 752368 | 752478 |
| Base 9 | 470479 | 470579 |
| Base 10 | 3139010 | 3139910 |
| Base 11 | 2164711 | 2165511 |
| Base 12 | 161ba12 | 1620712 |
| Base 13 | 1139813 | 113a413 |
| Base 14 | b62214 | b62b14 |
| Base 15 | 947a15 | 948415 |
| Base 16 | 7a9e16 | 7aa716 |