Compare 222986 vs 222991
| Property | 222986 | 222991 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 21 × 1114931 | 2229911 |
| Prime factorization | 2 × 111493 | 222991 |
| Divisors count | 4 | 2 |
| Divisors | 1, 2, 111493, 222986 | 1, 222991 |
| Number of properties | 1 | 4 |
| Harmonic primes | 7460th | |
| Isolated primes | 15146th | |
| Lucky primes | 2536th | |
| Primes | 19857th | |
| Semiprimes | 50158th | |
| Roman numberals | ||
| Base 2 | 1101100111000010102 | 1101100111000011112 |
| Base 3 | 1020222122023 | 1020222122213 |
| Base 4 | 3121300224 | 3121300334 |
| Base 5 | 241134215 | 241134315 |
| Base 6 | 44402026 | 44402116 |
| Base 7 | 16160517 | 16160567 |
| Base 8 | 6634128 | 6634178 |
| Base 9 | 3687829 | 3687879 |
| Base 10 | 22298610 | 22299110 |
| Base 11 | 14259511 | 14259a11 |
| Base 12 | a906212 | a906712 |
| Base 13 | 7a65a13 | 7a66213 |
| Base 14 | 5b39814 | 5b39d14 |
| Base 15 | 4610b15 | 4611115 |
| Base 16 | 3670a16 | 3670f16 |