Compare 201920 vs 201923
| Property | 201920 | 201923 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 8 | 1 |
| Prime factorization | 26 × 51 × 6311 | 2019231 |
| Prime factorization | 2 × 2 × 2 × 2 × 2 × 2 × 5 × 631 | 201923 |
| Divisors count | 28 | 2 |
| Divisors | 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 631, 1262, 2524, 3155, 5048, 6310, 10096, 12620, 20192, 25240, 40384, 50480, 100960, 201920 | 1, 201923 |
| Number of properties | 0 | 4 |
| Additive primes | 7298th | |
| Cousin primes (2nd member) | 2154th | |
| Isolated primes | 13796th | |
| Primes | 18141st | |
| Roman numberals | ||
| Base 2 | 1100010100110000002 | 1100010100110000112 |
| Base 3 | 1010202221123 | 1010202221223 |
| Base 4 | 3011030004 | 3011030034 |
| Base 5 | 224301405 | 224301435 |
| Base 6 | 41544526 | 41544556 |
| Base 7 | 15004557 | 15004617 |
| Base 8 | 6123008 | 6123038 |
| Base 9 | 3368759 | 3368789 |
| Base 10 | 20192010 | 20192310 |
| Base 11 | 12878411 | 12878711 |
| Base 12 | 98a2812 | 98a2b12 |
| Base 13 | 70ba413 | 70ba713 |
| Base 14 | 5382c14 | 5383114 |
| Base 15 | 3ec6515 | 3ec6815 |
| Base 16 | 314c016 | 314c316 |