Compare 65 vs 70
| Property | 65 | 70 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 3 |
| Prime factorization | 51 × 131 | 21 × 51 × 71 |
| Prime factorization | 5 × 13 | 2 × 5 × 7 |
| Divisors count | 4 | 8 |
| Divisors | 1, 5, 13, 65 | 1, 2, 5, 7, 10, 14, 35, 70 |
| Number of properties | 1 | 0 |
| Semiprimes | 23rd | |
| Roman numberals | LXV | LXX |
| Base 2 | 10000012 | 10001102 |
| Base 3 | 21023 | 21213 |
| Base 4 | 10014 | 10124 |
| Base 5 | 2305 | 2405 |
| Base 6 | 1456 | 1546 |
| Base 7 | 1227 | 1307 |
| Base 8 | 1018 | 1068 |
| Base 9 | 729 | 779 |
| Base 10 | 6510 | 7010 |
| Base 11 | 5a11 | 6411 |
| Base 12 | 5512 | 5a12 |
| Base 13 | 5013 | 5513 |
| Base 14 | 4914 | 5014 |
| Base 15 | 4515 | 4a15 |
| Base 16 | 4116 | 4616 |