Compare 220415 vs 220421
| Property | 220415 | 220421 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 51 × 131 × 33911 | 2204211 |
| Prime factorization | 5 × 13 × 3391 | 220421 |
| Divisors count | 8 | 2 |
| Divisors | 1, 5, 13, 65, 3391, 16955, 44083, 220415 | 1, 220421 |
| Number of properties | 0 | 6 |
| Additive primes | 7949th | |
| Chen primes | 8190th | |
| Isolated primes | 14991st | |
| Long primes | 7355th | |
| Primes | 19650th | |
| Pythagorean primes | 9802nd | |
| Roman numberals | ||
| Base 2 | 1101011100111111112 | 1101011101000001012 |
| Base 3 | 1020121001123 | 1020121002023 |
| Base 4 | 3113033334 | 3113100114 |
| Base 5 | 240231305 | 240231415 |
| Base 6 | 44202356 | 44202456 |
| Base 7 | 16054167 | 16054257 |
| Base 8 | 6563778 | 6564058 |
| Base 9 | 3653159 | 3653229 |
| Base 10 | 22041510 | 22042110 |
| Base 11 | 14066811 | 14067311 |
| Base 12 | a767b12 | a768512 |
| Base 13 | 7943013 | 7943613 |
| Base 14 | 5a47d14 | 5a48514 |
| Base 15 | 4549515 | 4549b15 |
| Base 16 | 35cff16 | 35d0516 |