Compare 620989 vs 620999
| Property | 620989 | 620999 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 5631 × 11031 | 6209991 |
| Prime factorization | 563 × 1103 | 620999 |
| Divisors count | 4 | 2 |
| Divisors | 1, 563, 1103, 620989 | 1, 620999 |
| Number of properties | 1 | 3 |
| Chen primes | 19867th | |
| Isolated primes | 39722nd | |
| Primes | 50689th | |
| Semiprimes | 133150th | |
| Roman numberals | ||
| Base 2 | 100101111001101111012 | 100101111001110001112 |
| Base 3 | 10111122111213 | 10111122112223 |
| Base 4 | 21132123314 | 21132130134 |
| Base 5 | 1243324245 | 1243324445 |
| Base 6 | 211505416 | 211505556 |
| Base 7 | 51643157 | 51643317 |
| Base 8 | 22746758 | 22747078 |
| Base 9 | 11457479 | 11457589 |
| Base 10 | 62098910 | 62099910 |
| Base 11 | 39461611 | 39462511 |
| Base 12 | 25b45112 | 25b45b12 |
| Base 13 | 18986513 | 18987213 |
| Base 14 | 12244514 | 12245114 |
| Base 15 | c3ee415 | c3eee15 |
| Base 16 | 979bd16 | 979c716 |