Compare 647139 vs 647147
| Property | 647139 | 647147 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 171 × 126891 | 6471471 |
| Prime factorization | 3 × 17 × 12689 | 647147 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 17, 51, 12689, 38067, 215713, 647139 | 1, 647147 |
| Number of properties | 0 | 4 |
| Additive primes | 20563rd | |
| Happy primes | 7483rd | |
| Isolated primes | 41239th | |
| Primes | 52608th | |
| Roman numberals | ||
| Base 2 | 100111011111111000112 | 100111011111111010112 |
| Base 3 | 10122122010103 | 10122122011023 |
| Base 4 | 21313332034 | 21313332234 |
| Base 5 | 1312020245 | 1312020425 |
| Base 6 | 215120036 | 215120156 |
| Base 7 | 53334637 | 53335047 |
| Base 8 | 23577438 | 23577538 |
| Base 9 | 11856339 | 11856429 |
| Base 10 | 64713910 | 64714710 |
| Base 11 | 40222911 | 40223611 |
| Base 12 | 27260312 | 27260b12 |
| Base 13 | 19872c13 | 19873713 |
| Base 14 | 12bba314 | 12bbab14 |
| Base 15 | cbb2915 | cbb3215 |
| Base 16 | 9dfe316 | 9dfeb16 |