Compare 142681 vs 142687
| Property | 142681 | 142687 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 71 × 111 × 171 × 1091 | 971 × 14711 |
| Prime factorization | 7 × 11 × 17 × 109 | 97 × 1471 |
| Divisors count | 16 | 4 |
| Divisors | 1, 7, 11, 17, 77, 109, 119, 187, 763, 1199, 1309, 1853, 8393, 12971, 20383, 142681 | 1, 97, 1471, 142687 |
| Number of properties | 0 | 1 |
| Semiprimes | 32770th | |
| Roman numberals | ||
| Base 2 | 1000101101010110012 | 1000101101010111112 |
| Base 3 | 210202011113 | 210202012013 |
| Base 4 | 2023111214 | 2023111334 |
| Base 5 | 140312115 | 140312225 |
| Base 6 | 30203216 | 30203316 |
| Base 7 | 11326607 | 11326667 |
| Base 8 | 4265318 | 4265378 |
| Base 9 | 2366449 | 2366519 |
| Base 10 | 14268110 | 14268710 |
| Base 11 | 9822011 | 9822611 |
| Base 12 | 6a6a112 | 6a6a712 |
| Base 13 | 4cc3613 | 4cc3c13 |
| Base 14 | 39dd714 | 39ddd14 |
| Base 15 | 2c42115 | 2c42715 |
| Base 16 | 22d5916 | 22d5f16 |