Compare 280138 vs 280150
| Property | 280138 | 280150 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 4 |
| Total factors | 2 | 5 |
| Prime factorization | 21 × 1400691 | 21 × 52 × 131 × 4311 |
| Prime factorization | 2 × 140069 | 2 × 5 × 5 × 13 × 431 |
| Divisors count | 4 | 24 |
| Divisors | 1, 2, 140069, 280138 | 1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 431, 650, 862, 2155, 4310, 5603, 10775, 11206, 21550, 28015, 56030, 140075, 280150 |
| Number of properties | 1 | 0 |
| Semiprimes | 62365th | |
| Roman numberals | ||
| Base 2 | 10001000110010010102 | 10001000110010101102 |
| Base 3 | 1120200211113 | 1120200212213 |
| Base 4 | 10101210224 | 10101211124 |
| Base 5 | 324310235 | 324311005 |
| Base 6 | 100005346 | 100005546 |
| Base 7 | 22445057 | 22445237 |
| Base 8 | 10431128 | 10431268 |
| Base 9 | 4662449 | 4662579 |
| Base 10 | 28013810 | 28015010 |
| Base 11 | 18152111 | 18153211 |
| Base 12 | 11614a12 | 11615a12 |
| Base 13 | 9a68113 | 9a69013 |
| Base 14 | 7413c14 | 7414a14 |
| Base 15 | 5800d15 | 5801a15 |
| Base 16 | 4464a16 | 4465616 |